Home / 260,355,987.48-359,267,515.10-154,491,159.90

Finding the Fourth Proportional to 260,355,987.48, 359,267,515.10 and 154,491,159.90

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Solution

The fourth proportional to 260,355,987.48, 359,267,515.10 and 154,491,159.90 is: 213,183,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,355,987.48 : 359,267,515.10 = 154,491,159.90 : x
  2. Step 2: Convert to fraction form
    260,355,987.48/359,267,515.10 = 154,491,159.90/x
  3. Step 3: Cross multiply
    260,355,987.48x = 359,267,515.10 × 154,491,159.90
  4. Step 4: Simplify right side
    260,355,987.48x = 55,503,655,122,189,768
  5. Step 5: Solve for x
    x = 55,503,655,122,189,768/260,355,987.48
  6. Step 6: Final answer
    x = 213,183,709.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.