Home / 171,098,143.80-256,710,201.30-56,086,438.20

Finding the Fourth Proportional to 171,098,143.80, 256,710,201.30 and 56,086,438.20

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Solution

The fourth proportional to 171,098,143.80, 256,710,201.30 and 56,086,438.20 is: 84,150,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,098,143.80 : 256,710,201.30 = 56,086,438.20 : x
  2. Step 2: Convert to fraction form
    171,098,143.80/256,710,201.30 = 56,086,438.20/x
  3. Step 3: Cross multiply
    171,098,143.80x = 256,710,201.30 × 56,086,438.20
  4. Step 4: Simplify right side
    171,098,143.80x = 14,397,960,840,522,012
  5. Step 5: Solve for x
    x = 14,397,960,840,522,012/171,098,143.80
  6. Step 6: Final answer
    x = 84,150,304.15

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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.