Home / 165,875,415.30-248,495,862.15-89,172,951.30

Finding the Fourth Proportional to 165,875,415.30, 248,495,862.15 and 89,172,951.30

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Solution

The fourth proportional to 165,875,415.30, 248,495,862.15 and 89,172,951.30 is: 133,588,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,875,415.30 : 248,495,862.15 = 89,172,951.30 : x
  2. Step 2: Convert to fraction form
    165,875,415.30/248,495,862.15 = 89,172,951.30/x
  3. Step 3: Cross multiply
    165,875,415.30x = 248,495,862.15 × 89,172,951.30
  4. Step 4: Simplify right side
    165,875,415.30x = 22,159,109,413,753,464
  5. Step 5: Solve for x
    x = 22,159,109,413,753,464/165,875,415.30
  6. Step 6: Final answer
    x = 133,588,870.74

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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.