Home / 8,007,310,279.80-12,010,965,419.70-6,709,451,641.65

Finding the Fourth Proportional to 8,007,310,279.80, 12,010,965,419.70 and 6,709,451,641.65

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Solution

The fourth proportional to 8,007,310,279.80, 12,010,965,419.70 and 6,709,451,641.65 is: 10,064,177,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,310,279.80 : 12,010,965,419.70 = 6,709,451,641.65 : x
  2. Step 2: Convert to fraction form
    8,007,310,279.80/12,010,965,419.70 = 6,709,451,641.65/x
  3. Step 3: Cross multiply
    8,007,310,279.80x = 12,010,965,419.70 × 6,709,451,641.65
  4. Step 4: Simplify right side
    8,007,310,279.80x = 80,586,991,653,007,540,224
  5. Step 5: Solve for x
    x = 80,586,991,653,007,540,224/8,007,310,279.80
  6. Step 6: Final answer
    x = 10,064,177,462.48

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Half scale
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Double scale
Find fourth proportional to 8,007,310,280.80, 12,010,965,421.20 and 6,709,451,642.65
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.