Home / 146,437,098.90-202,086,282.95-80,357,019.04

Finding the Fourth Proportional to 146,437,098.90, 202,086,282.95 and 80,357,019.04

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Solution

The fourth proportional to 146,437,098.90, 202,086,282.95 and 80,357,019.04 is: 110,894,379.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,437,098.90 : 202,086,282.95 = 80,357,019.04 : x
  2. Step 2: Convert to fraction form
    146,437,098.90/202,086,282.95 = 80,357,019.04/x
  3. Step 3: Cross multiply
    146,437,098.90x = 202,086,282.95 × 80,357,019.04
  4. Step 4: Simplify right side
    146,437,098.90x = 16,239,051,286,735,978
  5. Step 5: Solve for x
    x = 16,239,051,286,735,978/146,437,098.90
  6. Step 6: Final answer
    x = 110,894,379.97

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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.