Home / 206,206,176.98-309,503,642.29-75,175,101.23

Finding the Fourth Proportional to 206,206,176.98, 309,503,642.29 and 75,175,101.23

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Solution

The fourth proportional to 206,206,176.98, 309,503,642.29 and 75,175,101.23 is: 112,833,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,206,176.98 : 309,503,642.29 = 75,175,101.23 : x
  2. Step 2: Convert to fraction form
    206,206,176.98/309,503,642.29 = 75,175,101.23/x
  3. Step 3: Cross multiply
    206,206,176.98x = 309,503,642.29 × 75,175,101.23
  4. Step 4: Simplify right side
    206,206,176.98x = 23,266,967,640,433,372
  5. Step 5: Solve for x
    x = 23,266,967,640,433,372/206,206,176.98
  6. Step 6: Final answer
    x = 112,833,514.40

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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.