Home / 149,610,864.60-224,227,340.10-72,768,432.60

Finding the Fourth Proportional to 149,610,864.60, 224,227,340.10 and 72,768,432.60

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Solution

The fourth proportional to 149,610,864.60, 224,227,340.10 and 72,768,432.60 is: 109,060,743.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,610,864.60 : 224,227,340.10 = 72,768,432.60 : x
  2. Step 2: Convert to fraction form
    149,610,864.60/224,227,340.10 = 72,768,432.60/x
  3. Step 3: Cross multiply
    149,610,864.60x = 224,227,340.10 × 72,768,432.60
  4. Step 4: Simplify right side
    149,610,864.60x = 16,316,672,085,144,126
  5. Step 5: Solve for x
    x = 16,316,672,085,144,126/149,610,864.60
  6. Step 6: Final answer
    x = 109,060,743.21

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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.