Home / 124,137,336.20-185,887,139.70-98,415,591.80

Finding the Fourth Proportional to 124,137,336.20, 185,887,139.70 and 98,415,591.80

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Solution

The fourth proportional to 124,137,336.20, 185,887,139.70 and 98,415,591.80 is: 147,370,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,137,336.20 : 185,887,139.70 = 98,415,591.80 : x
  2. Step 2: Convert to fraction form
    124,137,336.20/185,887,139.70 = 98,415,591.80/x
  3. Step 3: Cross multiply
    124,137,336.20x = 185,887,139.70 × 98,415,591.80
  4. Step 4: Simplify right side
    124,137,336.20x = 18,294,192,861,584,772
  5. Step 5: Solve for x
    x = 18,294,192,861,584,772/124,137,336.20
  6. Step 6: Final answer
    x = 147,370,593.10

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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.