Home / 60,691,606.60-91,037,409.90-55,164,620.20

Finding the Fourth Proportional to 60,691,606.60, 91,037,409.90 and 55,164,620.20

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Solution

The fourth proportional to 60,691,606.60, 91,037,409.90 and 55,164,620.20 is: 82,746,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,691,606.60 : 91,037,409.90 = 55,164,620.20 : x
  2. Step 2: Convert to fraction form
    60,691,606.60/91,037,409.90 = 55,164,620.20/x
  3. Step 3: Cross multiply
    60,691,606.60x = 91,037,409.90 × 55,164,620.20
  4. Step 4: Simplify right side
    60,691,606.60x = 5,022,044,141,125,221
  5. Step 5: Solve for x
    x = 5,022,044,141,125,221/60,691,606.60
  6. Step 6: Final answer
    x = 82,746,930.30

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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.