Home / 149,502,008.20-224,295,002.70-72,827,537.80

Finding the Fourth Proportional to 149,502,008.20, 224,295,002.70 and 72,827,537.80

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Solution

The fourth proportional to 149,502,008.20, 224,295,002.70 and 72,827,537.80 is: 109,261,761.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,502,008.20 : 224,295,002.70 = 72,827,537.80 : x
  2. Step 2: Convert to fraction form
    149,502,008.20/224,295,002.70 = 72,827,537.80/x
  3. Step 3: Cross multiply
    149,502,008.20x = 224,295,002.70 × 72,827,537.80
  4. Step 4: Simplify right side
    149,502,008.20x = 16,334,852,787,485,350
  5. Step 5: Solve for x
    x = 16,334,852,787,485,350/149,502,008.20
  6. Step 6: Final answer
    x = 109,261,761.66

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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.