Home / 295,121,775.40-442,950,351.90-149,656,532.20

Finding the Fourth Proportional to 295,121,775.40, 442,950,351.90 and 149,656,532.20

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Solution

The fourth proportional to 295,121,775.40, 442,950,351.90 and 149,656,532.20 is: 224,620,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,121,775.40 : 442,950,351.90 = 149,656,532.20 : x
  2. Step 2: Convert to fraction form
    295,121,775.40/442,950,351.90 = 149,656,532.20/x
  3. Step 3: Cross multiply
    295,121,775.40x = 442,950,351.90 × 149,656,532.20
  4. Step 4: Simplify right side
    295,121,775.40x = 66,290,413,602,123,672
  5. Step 5: Solve for x
    x = 66,290,413,602,123,672/295,121,775.40
  6. Step 6: Final answer
    x = 224,620,543.54

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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.