Home / 242,459,293.50-363,692,091.96-80,901,229.50

Finding the Fourth Proportional to 242,459,293.50, 363,692,091.96 and 80,901,229.50

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Solution

The fourth proportional to 242,459,293.50, 363,692,091.96 and 80,901,229.50 is: 121,352,895.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,459,293.50 : 363,692,091.96 = 80,901,229.50 : x
  2. Step 2: Convert to fraction form
    242,459,293.50/363,692,091.96 = 80,901,229.50/x
  3. Step 3: Cross multiply
    242,459,293.50x = 363,692,091.96 × 80,901,229.50
  4. Step 4: Simplify right side
    242,459,293.50x = 29,423,137,398,991,064
  5. Step 5: Solve for x
    x = 29,423,137,398,991,064/242,459,293.50
  6. Step 6: Final answer
    x = 121,352,895.88

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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.