Home / 260,443,377.14-359,402,561.15-147,410,442.12

Finding the Fourth Proportional to 260,443,377.14, 359,402,561.15 and 147,410,442.12

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Solution

The fourth proportional to 260,443,377.14, 359,402,561.15 and 147,410,442.12 is: 203,421,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,443,377.14 : 359,402,561.15 = 147,410,442.12 : x
  2. Step 2: Convert to fraction form
    260,443,377.14/359,402,561.15 = 147,410,442.12/x
  3. Step 3: Cross multiply
    260,443,377.14x = 359,402,561.15 × 147,410,442.12
  4. Step 4: Simplify right side
    260,443,377.14x = 52,979,690,435,647,768
  5. Step 5: Solve for x
    x = 52,979,690,435,647,768/260,443,377.14
  6. Step 6: Final answer
    x = 203,421,146.73

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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.