Home / 10,077,704,335.20-15,116,556,502.80-9,669,557,647.20

Finding the Fourth Proportional to 10,077,704,335.20, 15,116,556,502.80 and 9,669,557,647.20

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Solution

The fourth proportional to 10,077,704,335.20, 15,116,556,502.80 and 9,669,557,647.20 is: 14,504,336,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077,704,335.20 : 15,116,556,502.80 = 9,669,557,647.20 : x
  2. Step 2: Convert to fraction form
    10,077,704,335.20/15,116,556,502.80 = 9,669,557,647.20/x
  3. Step 3: Cross multiply
    10,077,704,335.20x = 15,116,556,502.80 × 9,669,557,647.20
  4. Step 4: Simplify right side
    10,077,704,335.20x = 146,170,414,530,980,626,432
  5. Step 5: Solve for x
    x = 146,170,414,530,980,626,432/10,077,704,335.20
  6. Step 6: Final answer
    x = 14,504,336,470.80

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Half scale
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Double scale
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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.