Home / 185,696,759.20-278,545,138.80-160,187,591.20

Finding the Fourth Proportional to 185,696,759.20, 278,545,138.80 and 160,187,591.20

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Solution

The fourth proportional to 185,696,759.20, 278,545,138.80 and 160,187,591.20 is: 240,281,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,696,759.20 : 278,545,138.80 = 160,187,591.20 : x
  2. Step 2: Convert to fraction form
    185,696,759.20/278,545,138.80 = 160,187,591.20/x
  3. Step 3: Cross multiply
    185,696,759.20x = 278,545,138.80 × 160,187,591.20
  4. Step 4: Simplify right side
    185,696,759.20x = 44,619,474,824,841,656
  5. Step 5: Solve for x
    x = 44,619,474,824,841,656/185,696,759.20
  6. Step 6: Final answer
    x = 240,281,386.80

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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.