Home / 4,981,639,934.40-7,472,459,901.60-3,149,514,801.60

Finding the Fourth Proportional to 4,981,639,934.40, 7,472,459,901.60 and 3,149,514,801.60

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Solution

The fourth proportional to 4,981,639,934.40, 7,472,459,901.60 and 3,149,514,801.60 is: 4,724,272,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981,639,934.40 : 7,472,459,901.60 = 3,149,514,801.60 : x
  2. Step 2: Convert to fraction form
    4,981,639,934.40/7,472,459,901.60 = 3,149,514,801.60/x
  3. Step 3: Cross multiply
    4,981,639,934.40x = 7,472,459,901.60 × 3,149,514,801.60
  4. Step 4: Simplify right side
    4,981,639,934.40x = 23,534,623,064,451,678,208
  5. Step 5: Solve for x
    x = 23,534,623,064,451,678,208/4,981,639,934.40
  6. Step 6: Final answer
    x = 4,724,272,202.40

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Double scale
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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.