Home / 112,486,543.65-155,231,658.10-62,927,744.96

Finding the Fourth Proportional to 112,486,543.65, 155,231,658.10 and 62,927,744.96

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Solution

The fourth proportional to 112,486,543.65, 155,231,658.10 and 62,927,744.96 is: 86,840,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,486,543.65 : 155,231,658.10 = 62,927,744.96 : x
  2. Step 2: Convert to fraction form
    112,486,543.65/155,231,658.10 = 62,927,744.96/x
  3. Step 3: Cross multiply
    112,486,543.65x = 155,231,658.10 × 62,927,744.96
  4. Step 4: Simplify right side
    112,486,543.65x = 9,768,378,189,858,560
  5. Step 5: Solve for x
    x = 9,768,378,189,858,560/112,486,543.65
  6. Step 6: Final answer
    x = 86,840,415.51

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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.