Home / 118,026,063.98-162,876,125.19-65,101,584.74

Finding the Fourth Proportional to 118,026,063.98, 162,876,125.19 and 65,101,584.74

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Solution

The fourth proportional to 118,026,063.98, 162,876,125.19 and 65,101,584.74 is: 89,840,273.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,026,063.98 : 162,876,125.19 = 65,101,584.74 : x
  2. Step 2: Convert to fraction form
    118,026,063.98/162,876,125.19 = 65,101,584.74/x
  3. Step 3: Cross multiply
    118,026,063.98x = 162,876,125.19 × 65,101,584.74
  4. Step 4: Simplify right side
    118,026,063.98x = 10,603,493,865,854,126
  5. Step 5: Solve for x
    x = 10,603,493,865,854,126/118,026,063.98
  6. Step 6: Final answer
    x = 89,840,273.48

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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.