Home / 124,141,377.20-185,893,201.20-98,419,632.80

Finding the Fourth Proportional to 124,141,377.20, 185,893,201.20 and 98,419,632.80

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Solution

The fourth proportional to 124,141,377.20, 185,893,201.20 and 98,419,632.80 is: 147,376,652.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,141,377.20 : 185,893,201.20 = 98,419,632.80 : x
  2. Step 2: Convert to fraction form
    124,141,377.20/185,893,201.20 = 98,419,632.80/x
  3. Step 3: Cross multiply
    124,141,377.20x = 185,893,201.20 × 98,419,632.80
  4. Step 4: Simplify right side
    124,141,377.20x = 18,295,540,602,120,516
  5. Step 5: Solve for x
    x = 18,295,540,602,120,516/124,141,377.20
  6. Step 6: Final answer
    x = 147,376,652.45

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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.