Home / 1,451,566,653.40-2,177,349,980.10-531,137,085.40

Finding the Fourth Proportional to 1,451,566,653.40, 2,177,349,980.10 and 531,137,085.40

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Solution

The fourth proportional to 1,451,566,653.40, 2,177,349,980.10 and 531,137,085.40 is: 796,705,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,566,653.40 : 2,177,349,980.10 = 531,137,085.40 : x
  2. Step 2: Convert to fraction form
    1,451,566,653.40/2,177,349,980.10 = 531,137,085.40/x
  3. Step 3: Cross multiply
    1,451,566,653.40x = 2,177,349,980.10 × 531,137,085.40
  4. Step 4: Simplify right side
    1,451,566,653.40x = 1,156,471,322,326,061,824
  5. Step 5: Solve for x
    x = 1,156,471,322,326,061,824/1,451,566,653.40
  6. Step 6: Final answer
    x = 796,705,628.10

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Half scale
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Double scale
Find fourth proportional to 1,451,566,654.40, 2,177,349,981.60 and 531,137,086.40
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.