Home / 124,034,429.58-171,167,515.11-69,043,276.86

Finding the Fourth Proportional to 124,034,429.58, 171,167,515.11 and 69,043,276.86

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Solution

The fourth proportional to 124,034,429.58, 171,167,515.11 and 69,043,276.86 is: 95,279,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,034,429.58 : 171,167,515.11 = 69,043,276.86 : x
  2. Step 2: Convert to fraction form
    124,034,429.58/171,167,515.11 = 69,043,276.86/x
  3. Step 3: Cross multiply
    124,034,429.58x = 171,167,515.11 × 69,043,276.86
  4. Step 4: Simplify right side
    124,034,429.58x = 11,817,966,135,177,964
  5. Step 5: Solve for x
    x = 11,817,966,135,177,964/124,034,429.58
  6. Step 6: Final answer
    x = 95,279,723.34

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Why These Related Problems?

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