Home / 165,402,481.30-248,103,721.95-68,325,925.30

Finding the Fourth Proportional to 165,402,481.30, 248,103,721.95 and 68,325,925.30

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Solution

The fourth proportional to 165,402,481.30, 248,103,721.95 and 68,325,925.30 is: 102,488,887.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,402,481.30 : 248,103,721.95 = 68,325,925.30 : x
  2. Step 2: Convert to fraction form
    165,402,481.30/248,103,721.95 = 68,325,925.30/x
  3. Step 3: Cross multiply
    165,402,481.30x = 248,103,721.95 × 68,325,925.30
  4. Step 4: Simplify right side
    165,402,481.30x = 16,951,916,372,607,668
  5. Step 5: Solve for x
    x = 16,951,916,372,607,668/165,402,481.30
  6. Step 6: Final answer
    x = 102,488,887.95

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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.