Home / 115,054,104.12-158,773,614.12-62,843,125.34

Finding the Fourth Proportional to 115,054,104.12, 158,773,614.12 and 62,843,125.34

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Solution

The fourth proportional to 115,054,104.12, 158,773,614.12 and 62,843,125.34 is: 86,722,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,054,104.12 : 158,773,614.12 = 62,843,125.34 : x
  2. Step 2: Convert to fraction form
    115,054,104.12/158,773,614.12 = 62,843,125.34/x
  3. Step 3: Cross multiply
    115,054,104.12x = 158,773,614.12 × 62,843,125.34
  4. Step 4: Simplify right side
    115,054,104.12x = 9,977,830,132,034,086
  5. Step 5: Solve for x
    x = 9,977,830,132,034,086/115,054,104.12
  6. Step 6: Final answer
    x = 86,722,939.68

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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.