Home / 99,645,356.20-149,468,034.30-60,903,307.30

Finding the Fourth Proportional to 99,645,356.20, 149,468,034.30 and 60,903,307.30

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Solution

The fourth proportional to 99,645,356.20, 149,468,034.30 and 60,903,307.30 is: 91,354,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,645,356.20 : 149,468,034.30 = 60,903,307.30 : x
  2. Step 2: Convert to fraction form
    99,645,356.20/149,468,034.30 = 60,903,307.30/x
  3. Step 3: Cross multiply
    99,645,356.20x = 149,468,034.30 × 60,903,307.30
  4. Step 4: Simplify right side
    99,645,356.20x = 9,103,097,624,499,840
  5. Step 5: Solve for x
    x = 9,103,097,624,499,840/99,645,356.20
  6. Step 6: Final answer
    x = 91,354,960.95

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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.