Home / 274,221,748.49-411,363,835.70-99,427,099.14

Finding the Fourth Proportional to 274,221,748.49, 411,363,835.70 and 99,427,099.14

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Solution

The fourth proportional to 274,221,748.49, 411,363,835.70 and 99,427,099.14 is: 149,151,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,221,748.49 : 411,363,835.70 = 99,427,099.14 : x
  2. Step 2: Convert to fraction form
    274,221,748.49/411,363,835.70 = 99,427,099.14/x
  3. Step 3: Cross multiply
    274,221,748.49x = 411,363,835.70 × 99,427,099.14
  4. Step 4: Simplify right side
    274,221,748.49x = 40,900,712,874,257,432
  5. Step 5: Solve for x
    x = 40,900,712,874,257,432/274,221,748.49
  6. Step 6: Final answer
    x = 149,151,965.88

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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.