Home / 103,998,649.20-155,902,441.32-35,825,135.28

Finding the Fourth Proportional to 103,998,649.20, 155,902,441.32 and 35,825,135.28

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Solution

The fourth proportional to 103,998,649.20, 155,902,441.32 and 35,825,135.28 is: 53,704,794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,998,649.20 : 155,902,441.32 = 35,825,135.28 : x
  2. Step 2: Convert to fraction form
    103,998,649.20/155,902,441.32 = 35,825,135.28/x
  3. Step 3: Cross multiply
    103,998,649.20x = 155,902,441.32 × 35,825,135.28
  4. Step 4: Simplify right side
    103,998,649.20x = 5,585,226,050,771,262
  5. Step 5: Solve for x
    x = 5,585,226,050,771,262/103,998,649.20
  6. Step 6: Final answer
    x = 53,704,794.18

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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.