Home / 198,616,956.24-274,087,101.40-114,988,613.04

Finding the Fourth Proportional to 198,616,956.24, 274,087,101.40 and 114,988,613.04

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Solution

The fourth proportional to 198,616,956.24, 274,087,101.40 and 114,988,613.04 is: 158,681,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,616,956.24 : 274,087,101.40 = 114,988,613.04 : x
  2. Step 2: Convert to fraction form
    198,616,956.24/274,087,101.40 = 114,988,613.04/x
  3. Step 3: Cross multiply
    198,616,956.24x = 274,087,101.40 × 114,988,613.04
  4. Step 4: Simplify right side
    198,616,956.24x = 31,516,895,642,139,840
  5. Step 5: Solve for x
    x = 31,516,895,642,139,840/198,616,956.24
  6. Step 6: Final answer
    x = 158,681,797.56

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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.