Home / 149,791,856.80-224,687,785.20-127,117,040.80

Finding the Fourth Proportional to 149,791,856.80, 224,687,785.20 and 127,117,040.80

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Solution

The fourth proportional to 149,791,856.80, 224,687,785.20 and 127,117,040.80 is: 190,675,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,791,856.80 : 224,687,785.20 = 127,117,040.80 : x
  2. Step 2: Convert to fraction form
    149,791,856.80/224,687,785.20 = 127,117,040.80/x
  3. Step 3: Cross multiply
    149,791,856.80x = 224,687,785.20 × 127,117,040.80
  4. Step 4: Simplify right side
    149,791,856.80x = 28,561,646,358,530,032
  5. Step 5: Solve for x
    x = 28,561,646,358,530,032/149,791,856.80
  6. Step 6: Final answer
    x = 190,675,561.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.