Home / 445,853,044.12-668,514,657.48-169,524,465.04

Finding the Fourth Proportional to 445,853,044.12, 668,514,657.48 and 169,524,465.04

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Solution

The fourth proportional to 445,853,044.12, 668,514,657.48 and 169,524,465.04 is: 254,185,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,853,044.12 : 668,514,657.48 = 169,524,465.04 : x
  2. Step 2: Convert to fraction form
    445,853,044.12/668,514,657.48 = 169,524,465.04/x
  3. Step 3: Cross multiply
    445,853,044.12x = 668,514,657.48 × 169,524,465.04
  4. Step 4: Simplify right side
    445,853,044.12x = 113,329,589,680,695,840
  5. Step 5: Solve for x
    x = 113,329,589,680,695,840/445,853,044.12
  6. Step 6: Final answer
    x = 254,185,972.65

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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.