Home / 338,127,521.12-506,837,291.38-141,503,589.06

Finding the Fourth Proportional to 338,127,521.12, 506,837,291.38 and 141,503,589.06

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Solution

The fourth proportional to 338,127,521.12, 506,837,291.38 and 141,503,589.06 is: 212,107,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,127,521.12 : 506,837,291.38 = 141,503,589.06 : x
  2. Step 2: Convert to fraction form
    338,127,521.12/506,837,291.38 = 141,503,589.06/x
  3. Step 3: Cross multiply
    338,127,521.12x = 506,837,291.38 × 141,503,589.06
  4. Step 4: Simplify right side
    338,127,521.12x = 71,719,295,799,011,480
  5. Step 5: Solve for x
    x = 71,719,295,799,011,480/338,127,521.12
  6. Step 6: Final answer
    x = 212,107,241.56

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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.