Home / 163,093,235.76-225,068,600.16-89,754,377.76

Finding the Fourth Proportional to 163,093,235.76, 225,068,600.16 and 89,754,377.76

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Solution

The fourth proportional to 163,093,235.76, 225,068,600.16 and 89,754,377.76 is: 123,861,005.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,093,235.76 : 225,068,600.16 = 89,754,377.76 : x
  2. Step 2: Convert to fraction form
    163,093,235.76/225,068,600.16 = 89,754,377.76/x
  3. Step 3: Cross multiply
    163,093,235.76x = 225,068,600.16 × 89,754,377.76
  4. Step 4: Simplify right side
    163,093,235.76x = 20,200,892,160,675,036
  5. Step 5: Solve for x
    x = 20,200,892,160,675,036/163,093,235.76
  6. Step 6: Final answer
    x = 123,861,005.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.