Home / 96,992,908.80-145,489,363.20-60,642,344.40

Finding the Fourth Proportional to 96,992,908.80, 145,489,363.20 and 60,642,344.40

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Solution

The fourth proportional to 96,992,908.80, 145,489,363.20 and 60,642,344.40 is: 90,963,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,992,908.80 : 145,489,363.20 = 60,642,344.40 : x
  2. Step 2: Convert to fraction form
    96,992,908.80/145,489,363.20 = 60,642,344.40/x
  3. Step 3: Cross multiply
    96,992,908.80x = 145,489,363.20 × 60,642,344.40
  4. Step 4: Simplify right side
    96,992,908.80x = 8,822,816,069,711,085
  5. Step 5: Solve for x
    x = 8,822,816,069,711,085/96,992,908.80
  6. Step 6: Final answer
    x = 90,963,516.60

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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.