Home / 347,903,613.57-522,233,555.38-140,784,620.56

Finding the Fourth Proportional to 347,903,613.57, 522,233,555.38 and 140,784,620.56

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Solution

The fourth proportional to 347,903,613.57, 522,233,555.38 and 140,784,620.56 is: 211,329,949.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,903,613.57 : 522,233,555.38 = 140,784,620.56 : x
  2. Step 2: Convert to fraction form
    347,903,613.57/522,233,555.38 = 140,784,620.56/x
  3. Step 3: Cross multiply
    347,903,613.57x = 522,233,555.38 × 140,784,620.56
  4. Step 4: Simplify right side
    347,903,613.57x = 73,522,452,938,274,272
  5. Step 5: Solve for x
    x = 73,522,452,938,274,272/347,903,613.57
  6. Step 6: Final answer
    x = 211,329,949.08

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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.