Home / 146,441,985.30-202,092,420.15-80,368,631.46

Finding the Fourth Proportional to 146,441,985.30, 202,092,420.15 and 80,368,631.46

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Solution

The fourth proportional to 146,441,985.30, 202,092,420.15 and 80,368,631.46 is: 110,910,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,441,985.30 : 202,092,420.15 = 80,368,631.46 : x
  2. Step 2: Convert to fraction form
    146,441,985.30/202,092,420.15 = 80,368,631.46/x
  3. Step 3: Cross multiply
    146,441,985.30x = 202,092,420.15 × 80,368,631.46
  4. Step 4: Simplify right side
    146,441,985.30x = 16,241,891,235,894,828
  5. Step 5: Solve for x
    x = 16,241,891,235,894,828/146,441,985.30
  6. Step 6: Final answer
    x = 110,910,072.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.