Home / 765,393,532.92-1,148,273,176.32-247,824,542.70

Finding the Fourth Proportional to 765,393,532.92, 1,148,273,176.32 and 247,824,542.70

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Solution

The fourth proportional to 765,393,532.92, 1,148,273,176.32 and 247,824,542.70 is: 371,796,027.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,393,532.92 : 1,148,273,176.32 = 247,824,542.70 : x
  2. Step 2: Convert to fraction form
    765,393,532.92/1,148,273,176.32 = 247,824,542.70/x
  3. Step 3: Cross multiply
    765,393,532.92x = 1,148,273,176.32 × 247,824,542.70
  4. Step 4: Simplify right side
    765,393,532.92x = 284,570,274,816,180,448
  5. Step 5: Solve for x
    x = 284,570,274,816,180,448/765,393,532.92
  6. Step 6: Final answer
    x = 371,796,027.24

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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.