Home / 115,101,957.65-158,842,839.12-62,894,374.79

Finding the Fourth Proportional to 115,101,957.65, 158,842,839.12 and 62,894,374.79

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Solution

The fourth proportional to 115,101,957.65, 158,842,839.12 and 62,894,374.79 is: 86,795,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,101,957.65 : 158,842,839.12 = 62,894,374.79 : x
  2. Step 2: Convert to fraction form
    115,101,957.65/158,842,839.12 = 62,894,374.79/x
  3. Step 3: Cross multiply
    115,101,957.65x = 158,842,839.12 × 62,894,374.79
  4. Step 4: Simplify right side
    115,101,957.65x = 9,990,321,056,320,954
  5. Step 5: Solve for x
    x = 9,990,321,056,320,954/115,101,957.65
  6. Step 6: Final answer
    x = 86,795,405.22

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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.