Home / 178,226,578.80-267,339,868.20-117,004,575.60

Finding the Fourth Proportional to 178,226,578.80, 267,339,868.20 and 117,004,575.60

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Solution

The fourth proportional to 178,226,578.80, 267,339,868.20 and 117,004,575.60 is: 175,506,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,226,578.80 : 267,339,868.20 = 117,004,575.60 : x
  2. Step 2: Convert to fraction form
    178,226,578.80/267,339,868.20 = 117,004,575.60/x
  3. Step 3: Cross multiply
    178,226,578.80x = 267,339,868.20 × 117,004,575.60
  4. Step 4: Simplify right side
    178,226,578.80x = 31,279,987,819,700,932
  5. Step 5: Solve for x
    x = 31,279,987,819,700,932/178,226,578.80
  6. Step 6: Final answer
    x = 175,506,863.40

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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.