Home / 178,402,926.88-267,287,624.52-74,543,496.64

Finding the Fourth Proportional to 178,402,926.88, 267,287,624.52 and 74,543,496.64

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Solution

The fourth proportional to 178,402,926.88, 267,287,624.52 and 74,543,496.64 is: 111,682,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,402,926.88 : 267,287,624.52 = 74,543,496.64 : x
  2. Step 2: Convert to fraction form
    178,402,926.88/267,287,624.52 = 74,543,496.64/x
  3. Step 3: Cross multiply
    178,402,926.88x = 267,287,624.52 × 74,543,496.64
  4. Step 4: Simplify right side
    178,402,926.88x = 19,924,554,140,320,204
  5. Step 5: Solve for x
    x = 19,924,554,140,320,204/178,402,926.88
  6. Step 6: Final answer
    x = 111,682,888.22

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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.