Home / 397,614,568,841.93-548,709,780,748.10-224,001,791,438.06

Finding the Fourth Proportional to 397,614,568,841.93, 548,709,780,748.10 and 224,001,791,438.06

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Solution

The fourth proportional to 397,614,568,841.93, 548,709,780,748.10 and 224,001,791,438.06 is: 309,123,416,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,614,568,841.93 : 548,709,780,748.10 = 224,001,791,438.06 : x
  2. Step 2: Convert to fraction form
    397,614,568,841.93/548,709,780,748.10 = 224,001,791,438.06/x
  3. Step 3: Cross multiply
    397,614,568,841.93x = 548,709,780,748.10 × 224,001,791,438.06
  4. Step 4: Simplify right side
    397,614,568,841.93x = 122,911,973,867,159,524,737,024
  5. Step 5: Solve for x
    x = 122,911,973,867,159,524,737,024/397,614,568,841.93
  6. Step 6: Final answer
    x = 309,123,416,239.87

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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.