Home / 91,626,291.78-126,325,600.86-59,345,310.95

Finding the Fourth Proportional to 91,626,291.78, 126,325,600.86 and 59,345,310.95

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Solution

The fourth proportional to 91,626,291.78, 126,325,600.86 and 59,345,310.95 is: 81,819,660.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,626,291.78 : 126,325,600.86 = 59,345,310.95 : x
  2. Step 2: Convert to fraction form
    91,626,291.78/126,325,600.86 = 59,345,310.95/x
  3. Step 3: Cross multiply
    91,626,291.78x = 126,325,600.86 × 59,345,310.95
  4. Step 4: Simplify right side
    91,626,291.78x = 7,496,832,063,982,288
  5. Step 5: Solve for x
    x = 7,496,832,063,982,288/91,626,291.78
  6. Step 6: Final answer
    x = 81,819,660.26

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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.