Home / 57,357,656.20-79,152,564.90-31,252,390.12

Finding the Fourth Proportional to 57,357,656.20, 79,152,564.90 and 31,252,390.12

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Solution

The fourth proportional to 57,357,656.20, 79,152,564.90 and 31,252,390.12 is: 43,127,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,357,656.20 : 79,152,564.90 = 31,252,390.12 : x
  2. Step 2: Convert to fraction form
    57,357,656.20/79,152,564.90 = 31,252,390.12/x
  3. Step 3: Cross multiply
    57,357,656.20x = 79,152,564.90 × 31,252,390.12
  4. Step 4: Simplify right side
    57,357,656.20x = 2,473,706,837,253,419
  5. Step 5: Solve for x
    x = 2,473,706,837,253,419/57,357,656.20
  6. Step 6: Final answer
    x = 43,127,753.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.