Home / 487,155,998.40-730,733,997.60-487,155,998.40

Finding the Fourth Proportional to 487,155,998.40, 730,733,997.60 and 487,155,998.40

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Solution

The fourth proportional to 487,155,998.40, 730,733,997.60 and 487,155,998.40 is: 730,733,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,155,998.40 : 730,733,997.60 = 487,155,998.40 : x
  2. Step 2: Convert to fraction form
    487,155,998.40/730,733,997.60 = 487,155,998.40/x
  3. Step 3: Cross multiply
    487,155,998.40x = 730,733,997.60 × 487,155,998.40
  4. Step 4: Simplify right side
    487,155,998.40x = 355,981,450,165,651,200
  5. Step 5: Solve for x
    x = 355,981,450,165,651,200/487,155,998.40
  6. Step 6: Final answer
    x = 730,733,997.60

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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.