Home / 258,964,919.92-357,367,418.48-141,487,726.96

Finding the Fourth Proportional to 258,964,919.92, 357,367,418.48 and 141,487,726.96

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Solution

The fourth proportional to 258,964,919.92, 357,367,418.48 and 141,487,726.96 is: 195,250,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,964,919.92 : 357,367,418.48 = 141,487,726.96 : x
  2. Step 2: Convert to fraction form
    258,964,919.92/357,367,418.48 = 141,487,726.96/x
  3. Step 3: Cross multiply
    258,964,919.92x = 357,367,418.48 × 141,487,726.96
  4. Step 4: Simplify right side
    258,964,919.92x = 50,563,103,730,298,304
  5. Step 5: Solve for x
    x = 50,563,103,730,298,304/258,964,919.92
  6. Step 6: Final answer
    x = 195,250,784.34

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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.