Home / 151,308,003.20-226,962,004.80-74,780,499.20

Finding the Fourth Proportional to 151,308,003.20, 226,962,004.80 and 74,780,499.20

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Solution

The fourth proportional to 151,308,003.20, 226,962,004.80 and 74,780,499.20 is: 112,170,748.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,308,003.20 : 226,962,004.80 = 74,780,499.20 : x
  2. Step 2: Convert to fraction form
    151,308,003.20/226,962,004.80 = 74,780,499.20/x
  3. Step 3: Cross multiply
    151,308,003.20x = 226,962,004.80 × 74,780,499.20
  4. Step 4: Simplify right side
    151,308,003.20x = 16,972,332,018,376,798
  5. Step 5: Solve for x
    x = 16,972,332,018,376,798/151,308,003.20
  6. Step 6: Final answer
    x = 112,170,748.80

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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.