Home / 113,485,041.60-170,227,562.40-45,338,251.20

Finding the Fourth Proportional to 113,485,041.60, 170,227,562.40 and 45,338,251.20

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Solution

The fourth proportional to 113,485,041.60, 170,227,562.40 and 45,338,251.20 is: 68,007,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,485,041.60 : 170,227,562.40 = 45,338,251.20 : x
  2. Step 2: Convert to fraction form
    113,485,041.60/170,227,562.40 = 45,338,251.20/x
  3. Step 3: Cross multiply
    113,485,041.60x = 170,227,562.40 × 45,338,251.20
  4. Step 4: Simplify right side
    113,485,041.60x = 7,717,819,985,254,876
  5. Step 5: Solve for x
    x = 7,717,819,985,254,876/113,485,041.60
  6. Step 6: Final answer
    x = 68,007,376.80

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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.