Home / 171,502,858.50-257,253,778.63-48,681,279.86

Finding the Fourth Proportional to 171,502,858.50, 257,253,778.63 and 48,681,279.86

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Solution

The fourth proportional to 171,502,858.50, 257,253,778.63 and 48,681,279.86 is: 73,021,775.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,502,858.50 : 257,253,778.63 = 48,681,279.86 : x
  2. Step 2: Convert to fraction form
    171,502,858.50/257,253,778.63 = 48,681,279.86/x
  3. Step 3: Cross multiply
    171,502,858.50x = 257,253,778.63 × 48,681,279.86
  4. Step 4: Simplify right side
    171,502,858.50x = 12,523,443,192,286,110
  5. Step 5: Solve for x
    x = 12,523,443,192,286,110/171,502,858.50
  6. Step 6: Final answer
    x = 73,021,775.27

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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.