Home / 154,626,015.20-231,938,101.20-39,610,335.20

Finding the Fourth Proportional to 154,626,015.20, 231,938,101.20 and 39,610,335.20

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Solution

The fourth proportional to 154,626,015.20, 231,938,101.20 and 39,610,335.20 is: 59,415,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,626,015.20 : 231,938,101.20 = 39,610,335.20 : x
  2. Step 2: Convert to fraction form
    154,626,015.20/231,938,101.20 = 39,610,335.20/x
  3. Step 3: Cross multiply
    154,626,015.20x = 231,938,101.20 × 39,610,335.20
  4. Step 4: Simplify right side
    154,626,015.20x = 9,187,145,934,183,522
  5. Step 5: Solve for x
    x = 9,187,145,934,183,522/154,626,015.20
  6. Step 6: Final answer
    x = 59,415,266.71

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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.