Home / 233,771,257.53-322,604,713.31-129,353,729.85

Finding the Fourth Proportional to 233,771,257.53, 322,604,713.31 and 129,353,729.85

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Solution

The fourth proportional to 233,771,257.53, 322,604,713.31 and 129,353,729.85 is: 178,508,356.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,771,257.53 : 322,604,713.31 = 129,353,729.85 : x
  2. Step 2: Convert to fraction form
    233,771,257.53/322,604,713.31 = 129,353,729.85/x
  3. Step 3: Cross multiply
    233,771,257.53x = 322,604,713.31 × 129,353,729.85
  4. Step 4: Simplify right side
    233,771,257.53x = 41,730,122,933,191,672
  5. Step 5: Solve for x
    x = 41,730,122,933,191,672/233,771,257.53
  6. Step 6: Final answer
    x = 178,508,356.31

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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.