Home / 178,446,870-267,657,668.94-47,286,241.48

Finding the Fourth Proportional to 178,446,870, 267,657,668.94 and 47,286,241.48

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Solution

The fourth proportional to 178,446,870, 267,657,668.94 and 47,286,241.48 is: 70,926,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,446,870 : 267,657,668.94 = 47,286,241.48 : x
  2. Step 2: Convert to fraction form
    178,446,870/267,657,668.94 = 47,286,241.48/x
  3. Step 3: Cross multiply
    178,446,870x = 267,657,668.94 × 47,286,241.48
  4. Step 4: Simplify right side
    178,446,870x = 12,656,525,167,470,734
  5. Step 5: Solve for x
    x = 12,656,525,167,470,734/178,446,870
  6. Step 6: Final answer
    x = 70,926,013.82

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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.