Home / 187,983,330.76-281,911,137.66-65,132,976.52

Finding the Fourth Proportional to 187,983,330.76, 281,911,137.66 and 65,132,976.52

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Solution

The fourth proportional to 187,983,330.76, 281,911,137.66 and 65,132,976.52 is: 97,677,338.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,983,330.76 : 281,911,137.66 = 65,132,976.52 : x
  2. Step 2: Convert to fraction form
    187,983,330.76/281,911,137.66 = 65,132,976.52/x
  3. Step 3: Cross multiply
    187,983,330.76x = 281,911,137.66 × 65,132,976.52
  4. Step 4: Simplify right side
    187,983,330.76x = 18,361,711,509,935,272
  5. Step 5: Solve for x
    x = 18,361,711,509,935,272/187,983,330.76
  6. Step 6: Final answer
    x = 97,677,338.92

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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.