Home / 164,815,404.72-247,245,770.16-61,175,803.92

Finding the Fourth Proportional to 164,815,404.72, 247,245,770.16 and 61,175,803.92

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Solution

The fourth proportional to 164,815,404.72, 247,245,770.16 and 61,175,803.92 is: 91,772,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,815,404.72 : 247,245,770.16 = 61,175,803.92 : x
  2. Step 2: Convert to fraction form
    164,815,404.72/247,245,770.16 = 61,175,803.92/x
  3. Step 3: Cross multiply
    164,815,404.72x = 247,245,770.16 × 61,175,803.92
  4. Step 4: Simplify right side
    164,815,404.72x = 15,125,458,755,357,548
  5. Step 5: Solve for x
    x = 15,125,458,755,357,548/164,815,404.72
  6. Step 6: Final answer
    x = 91,772,117.91

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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.