Home / 165,381,689.34-228,222,849.51-92,041,256.70

Finding the Fourth Proportional to 165,381,689.34, 228,222,849.51 and 92,041,256.70

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Solution

The fourth proportional to 165,381,689.34, 228,222,849.51 and 92,041,256.70 is: 127,014,773.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,381,689.34 : 228,222,849.51 = 92,041,256.70 : x
  2. Step 2: Convert to fraction form
    165,381,689.34/228,222,849.51 = 92,041,256.70/x
  3. Step 3: Cross multiply
    165,381,689.34x = 228,222,849.51 × 92,041,256.70
  4. Step 4: Simplify right side
    165,381,689.34x = 21,005,917,876,555,380
  5. Step 5: Solve for x
    x = 21,005,917,876,555,380/165,381,689.34
  6. Step 6: Final answer
    x = 127,014,773.89

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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.