Home / 101,293,156.24-139,784,608.20-54,883,446.64

Finding the Fourth Proportional to 101,293,156.24, 139,784,608.20 and 54,883,446.64

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Solution

The fourth proportional to 101,293,156.24, 139,784,608.20 and 54,883,446.64 is: 75,739,184.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,293,156.24 : 139,784,608.20 = 54,883,446.64 : x
  2. Step 2: Convert to fraction form
    101,293,156.24/139,784,608.20 = 54,883,446.64/x
  3. Step 3: Cross multiply
    101,293,156.24x = 139,784,608.20 × 54,883,446.64
  4. Step 4: Simplify right side
    101,293,156.24x = 7,671,861,085,238,006
  5. Step 5: Solve for x
    x = 7,671,861,085,238,006/101,293,156.24
  6. Step 6: Final answer
    x = 75,739,184.86

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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.