Home / 96,786,649.60-145,205,635.20-42,175,801.60

Finding the Fourth Proportional to 96,786,649.60, 145,205,635.20 and 42,175,801.60

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Solution

The fourth proportional to 96,786,649.60, 145,205,635.20 and 42,175,801.60 is: 63,274,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,786,649.60 : 145,205,635.20 = 42,175,801.60 : x
  2. Step 2: Convert to fraction form
    96,786,649.60/145,205,635.20 = 42,175,801.60/x
  3. Step 3: Cross multiply
    96,786,649.60x = 145,205,635.20 × 42,175,801.60
  4. Step 4: Simplify right side
    96,786,649.60x = 6,124,164,061,397,176
  5. Step 5: Solve for x
    x = 6,124,164,061,397,176/96,786,649.60
  6. Step 6: Final answer
    x = 63,274,884.36

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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.