Home / 135,833,098.87-187,466,615.56-77,114,773.27

Finding the Fourth Proportional to 135,833,098.87, 187,466,615.56 and 77,114,773.27

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Solution

The fourth proportional to 135,833,098.87, 187,466,615.56 and 77,114,773.27 is: 106,428,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,833,098.87 : 187,466,615.56 = 77,114,773.27 : x
  2. Step 2: Convert to fraction form
    135,833,098.87/187,466,615.56 = 77,114,773.27/x
  3. Step 3: Cross multiply
    135,833,098.87x = 187,466,615.56 × 77,114,773.27
  4. Step 4: Simplify right side
    135,833,098.87x = 14,456,445,554,603,654
  5. Step 5: Solve for x
    x = 14,456,445,554,603,654/135,833,098.87
  6. Step 6: Final answer
    x = 106,428,003.74

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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.