Home / 60,691,505.10-91,037,257.65-55,164,518.70

Finding the Fourth Proportional to 60,691,505.10, 91,037,257.65 and 55,164,518.70

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Solution

The fourth proportional to 60,691,505.10, 91,037,257.65 and 55,164,518.70 is: 82,746,778.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,691,505.10 : 91,037,257.65 = 55,164,518.70 : x
  2. Step 2: Convert to fraction form
    60,691,505.10/91,037,257.65 = 55,164,518.70/x
  3. Step 3: Cross multiply
    60,691,505.10x = 91,037,257.65 × 55,164,518.70
  4. Step 4: Simplify right side
    60,691,505.10x = 5,022,026,502,030,144
  5. Step 5: Solve for x
    x = 5,022,026,502,030,144/60,691,505.10
  6. Step 6: Final answer
    x = 82,746,778.05

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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.