Home / 124,043,412.74-171,189,917.42-71,125,044.46

Finding the Fourth Proportional to 124,043,412.74, 171,189,917.42 and 71,125,044.46

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Solution

The fourth proportional to 124,043,412.74, 171,189,917.42 and 71,125,044.46 is: 98,158,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,043,412.74 : 171,189,917.42 = 71,125,044.46 : x
  2. Step 2: Convert to fraction form
    124,043,412.74/171,189,917.42 = 71,125,044.46/x
  3. Step 3: Cross multiply
    124,043,412.74x = 171,189,917.42 × 71,125,044.46
  4. Step 4: Simplify right side
    124,043,412.74x = 12,175,890,487,601,226
  5. Step 5: Solve for x
    x = 12,175,890,487,601,226/124,043,412.74
  6. Step 6: Final answer
    x = 98,158,299.73

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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.