Home / 66,541,285.60-99,811,928.40-58,731,071.20

Finding the Fourth Proportional to 66,541,285.60, 99,811,928.40 and 58,731,071.20

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Solution

The fourth proportional to 66,541,285.60, 99,811,928.40 and 58,731,071.20 is: 88,096,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,541,285.60 : 99,811,928.40 = 58,731,071.20 : x
  2. Step 2: Convert to fraction form
    66,541,285.60/99,811,928.40 = 58,731,071.20/x
  3. Step 3: Cross multiply
    66,541,285.60x = 99,811,928.40 × 58,731,071.20
  4. Step 4: Simplify right side
    66,541,285.60x = 5,862,061,473,469,703
  5. Step 5: Solve for x
    x = 5,862,061,473,469,703/66,541,285.60
  6. Step 6: Final answer
    x = 88,096,606.80

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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.