Home / 115,111,557.38-158,854,362.10-62,900,591.96

Finding the Fourth Proportional to 115,111,557.38, 158,854,362.10 and 62,900,591.96

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Solution

The fourth proportional to 115,111,557.38, 158,854,362.10 and 62,900,591.96 is: 86,803,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,111,557.38 : 158,854,362.10 = 62,900,591.96 : x
  2. Step 2: Convert to fraction form
    115,111,557.38/158,854,362.10 = 62,900,591.96/x
  3. Step 3: Cross multiply
    115,111,557.38x = 158,854,362.10 × 62,900,591.96
  4. Step 4: Simplify right side
    115,111,557.38x = 9,992,033,411,518,188
  5. Step 5: Solve for x
    x = 9,992,033,411,518,188/115,111,557.38
  6. Step 6: Final answer
    x = 86,803,042.53

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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.