Home / 250,386,759.64-345,575,104.50-138,913,514.80

Finding the Fourth Proportional to 250,386,759.64, 345,575,104.50 and 138,913,514.80

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Solution

The fourth proportional to 250,386,759.64, 345,575,104.50 and 138,913,514.80 is: 191,723,605.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,386,759.64 : 345,575,104.50 = 138,913,514.80 : x
  2. Step 2: Convert to fraction form
    250,386,759.64/345,575,104.50 = 138,913,514.80/x
  3. Step 3: Cross multiply
    250,386,759.64x = 345,575,104.50 × 138,913,514.80
  4. Step 4: Simplify right side
    250,386,759.64x = 48,005,052,393,472,304
  5. Step 5: Solve for x
    x = 48,005,052,393,472,304/250,386,759.64
  6. Step 6: Final answer
    x = 191,723,605.76

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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.