Home / 342,144,266.90-513,216,400.35-160,409,815.70

Finding the Fourth Proportional to 342,144,266.90, 513,216,400.35 and 160,409,815.70

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Solution

The fourth proportional to 342,144,266.90, 513,216,400.35 and 160,409,815.70 is: 240,614,723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,144,266.90 : 513,216,400.35 = 160,409,815.70 : x
  2. Step 2: Convert to fraction form
    342,144,266.90/513,216,400.35 = 160,409,815.70/x
  3. Step 3: Cross multiply
    342,144,266.90x = 513,216,400.35 × 160,409,815.70
  4. Step 4: Simplify right side
    342,144,266.90x = 82,324,948,194,360,912
  5. Step 5: Solve for x
    x = 82,324,948,194,360,912/342,144,266.90
  6. Step 6: Final answer
    x = 240,614,723.55

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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.