Home / 283,539,987.25-391,025,148.32-194,361,530.24

Finding the Fourth Proportional to 283,539,987.25, 391,025,148.32 and 194,361,530.24

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Solution

The fourth proportional to 283,539,987.25, 391,025,148.32 and 194,361,530.24 is: 268,040,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,539,987.25 : 391,025,148.32 = 194,361,530.24 : x
  2. Step 2: Convert to fraction form
    283,539,987.25/391,025,148.32 = 194,361,530.24/x
  3. Step 3: Cross multiply
    283,539,987.25x = 391,025,148.32 × 194,361,530.24
  4. Step 4: Simplify right side
    283,539,987.25x = 76,000,246,191,261,632
  5. Step 5: Solve for x
    x = 76,000,246,191,261,632/283,539,987.25
  6. Step 6: Final answer
    x = 268,040,663.08

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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.