Home / 178,032,516.80-267,048,775.20-100,229,554.40

Finding the Fourth Proportional to 178,032,516.80, 267,048,775.20 and 100,229,554.40

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Solution

The fourth proportional to 178,032,516.80, 267,048,775.20 and 100,229,554.40 is: 150,344,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,032,516.80 : 267,048,775.20 = 100,229,554.40 : x
  2. Step 2: Convert to fraction form
    178,032,516.80/267,048,775.20 = 100,229,554.40/x
  3. Step 3: Cross multiply
    178,032,516.80x = 267,048,775.20 × 100,229,554.40
  4. Step 4: Simplify right side
    178,032,516.80x = 26,766,179,741,361,772
  5. Step 5: Solve for x
    x = 26,766,179,741,361,772/178,032,516.80
  6. Step 6: Final answer
    x = 150,344,331.60

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1.5x scale

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.