Home / 66,496,215.60-99,744,323.40-54,538,793.10

Finding the Fourth Proportional to 66,496,215.60, 99,744,323.40 and 54,538,793.10

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Solution

The fourth proportional to 66,496,215.60, 99,744,323.40 and 54,538,793.10 is: 81,808,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,496,215.60 : 99,744,323.40 = 54,538,793.10 : x
  2. Step 2: Convert to fraction form
    66,496,215.60/99,744,323.40 = 54,538,793.10/x
  3. Step 3: Cross multiply
    66,496,215.60x = 99,744,323.40 × 54,538,793.10
  4. Step 4: Simplify right side
    66,496,215.60x = 5,439,935,016,812,089
  5. Step 5: Solve for x
    x = 5,439,935,016,812,089/66,496,215.60
  6. Step 6: Final answer
    x = 81,808,189.65

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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.