Home / 118,850,237.74-164,015,006.16-71,800,770.88

Finding the Fourth Proportional to 118,850,237.74, 164,015,006.16 and 71,800,770.88

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Solution

The fourth proportional to 118,850,237.74, 164,015,006.16 and 71,800,770.88 is: 99,086,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,850,237.74 : 164,015,006.16 = 71,800,770.88 : x
  2. Step 2: Convert to fraction form
    118,850,237.74/164,015,006.16 = 71,800,770.88/x
  3. Step 3: Cross multiply
    118,850,237.74x = 164,015,006.16 × 71,800,770.88
  4. Step 4: Simplify right side
    118,850,237.74x = 11,776,403,878,175,948
  5. Step 5: Solve for x
    x = 11,776,403,878,175,948/118,850,237.74
  6. Step 6: Final answer
    x = 99,086,077.59

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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.