Home / 101,496,966.12-140,062,251.06-55,086,285.96

Finding the Fourth Proportional to 101,496,966.12, 140,062,251.06 and 55,086,285.96

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Solution

The fourth proportional to 101,496,966.12, 140,062,251.06 and 55,086,285.96 is: 76,017,141.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,496,966.12 : 140,062,251.06 = 55,086,285.96 : x
  2. Step 2: Convert to fraction form
    101,496,966.12/140,062,251.06 = 55,086,285.96/x
  3. Step 3: Cross multiply
    101,496,966.12x = 140,062,251.06 × 55,086,285.96
  4. Step 4: Simplify right side
    101,496,966.12x = 7,715,509,214,092,473
  5. Step 5: Solve for x
    x = 7,715,509,214,092,473/101,496,966.12
  6. Step 6: Final answer
    x = 76,017,141.29

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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.