Home / 96,780,685.60-145,172,209.20-28,624,754.80

Finding the Fourth Proportional to 96,780,685.60, 145,172,209.20 and 28,624,754.80

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Solution

The fourth proportional to 96,780,685.60, 145,172,209.20 and 28,624,754.80 is: 42,937,481.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,780,685.60 : 145,172,209.20 = 28,624,754.80 : x
  2. Step 2: Convert to fraction form
    96,780,685.60/145,172,209.20 = 28,624,754.80/x
  3. Step 3: Cross multiply
    96,780,685.60x = 145,172,209.20 × 28,624,754.80
  4. Step 4: Simplify right side
    96,780,685.60x = 4,155,518,892,124,304
  5. Step 5: Solve for x
    x = 4,155,518,892,124,304/96,780,685.60
  6. Step 6: Final answer
    x = 42,937,481.44

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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.