Home / 151,400,421.13-227,141,003.64-54,356,969.48

Finding the Fourth Proportional to 151,400,421.13, 227,141,003.64 and 54,356,969.48

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Solution

The fourth proportional to 151,400,421.13, 227,141,003.64 and 54,356,969.48 is: 81,549,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,400,421.13 : 227,141,003.64 = 54,356,969.48 : x
  2. Step 2: Convert to fraction form
    151,400,421.13/227,141,003.64 = 54,356,969.48/x
  3. Step 3: Cross multiply
    151,400,421.13x = 227,141,003.64 × 54,356,969.48
  4. Step 4: Simplify right side
    151,400,421.13x = 12,346,696,601,278,698
  5. Step 5: Solve for x
    x = 12,346,696,601,278,698/151,400,421.13
  6. Step 6: Final answer
    x = 81,549,948.87

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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.