Home / 69,354,220.59-95,708,822.67-38,416,382.78

Finding the Fourth Proportional to 69,354,220.59, 95,708,822.67 and 38,416,382.78

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Solution

The fourth proportional to 69,354,220.59, 95,708,822.67 and 38,416,382.78 is: 53,014,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,354,220.59 : 95,708,822.67 = 38,416,382.78 : x
  2. Step 2: Convert to fraction form
    69,354,220.59/95,708,822.67 = 38,416,382.78/x
  3. Step 3: Cross multiply
    69,354,220.59x = 95,708,822.67 × 38,416,382.78
  4. Step 4: Simplify right side
    69,354,220.59x = 3,676,786,766,635,317.50
  5. Step 5: Solve for x
    x = 3,676,786,766,635,317.50/69,354,220.59
  6. Step 6: Final answer
    x = 53,014,607.26

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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.