Home / 149,721,003.80-224,581,505.70-103,363,602.20

Finding the Fourth Proportional to 149,721,003.80, 224,581,505.70 and 103,363,602.20

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Solution

The fourth proportional to 149,721,003.80, 224,581,505.70 and 103,363,602.20 is: 155,045,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,721,003.80 : 224,581,505.70 = 103,363,602.20 : x
  2. Step 2: Convert to fraction form
    149,721,003.80/224,581,505.70 = 103,363,602.20/x
  3. Step 3: Cross multiply
    149,721,003.80x = 224,581,505.70 × 103,363,602.20
  4. Step 4: Simplify right side
    149,721,003.80x = 23,213,553,416,651,832
  5. Step 5: Solve for x
    x = 23,213,553,416,651,832/149,721,003.80
  6. Step 6: Final answer
    x = 155,045,403.30

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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.