Home / 115,309,405.06-159,126,972.60-63,098,447.02

Finding the Fourth Proportional to 115,309,405.06, 159,126,972.60 and 63,098,447.02

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Solution

The fourth proportional to 115,309,405.06, 159,126,972.60 and 63,098,447.02 is: 87,075,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,309,405.06 : 159,126,972.60 = 63,098,447.02 : x
  2. Step 2: Convert to fraction form
    115,309,405.06/159,126,972.60 = 63,098,447.02/x
  3. Step 3: Cross multiply
    115,309,405.06x = 159,126,972.60 × 63,098,447.02
  4. Step 4: Simplify right side
    115,309,405.06x = 10,040,664,850,054,092
  5. Step 5: Solve for x
    x = 10,040,664,850,054,092/115,309,405.06
  6. Step 6: Final answer
    x = 87,075,853.39

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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.