Home / 259,325,239,835.52-357,880,015,419.84-143,581,998,540

Finding the Fourth Proportional to 259,325,239,835.52, 357,880,015,419.84 and 143,581,998,540

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Solution

The fourth proportional to 259,325,239,835.52, 357,880,015,419.84 and 143,581,998,540 is: 198,149,350,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,325,239,835.52 : 357,880,015,419.84 = 143,581,998,540 : x
  2. Step 2: Convert to fraction form
    259,325,239,835.52/357,880,015,419.84 = 143,581,998,540/x
  3. Step 3: Cross multiply
    259,325,239,835.52x = 357,880,015,419.84 × 143,581,998,540
  4. Step 4: Simplify right side
    259,325,239,835.52x = 51,385,127,851,506,647,695,360
  5. Step 5: Solve for x
    x = 51,385,127,851,506,647,695,360/259,325,239,835.52
  6. Step 6: Final answer
    x = 198,149,350,537.95

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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.