Home / 398,673,050.40-598,177,537.20-217,050,573.60

Finding the Fourth Proportional to 398,673,050.40, 598,177,537.20 and 217,050,573.60

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Solution

The fourth proportional to 398,673,050.40, 598,177,537.20 and 217,050,573.60 is: 325,667,304.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,673,050.40 : 598,177,537.20 = 217,050,573.60 : x
  2. Step 2: Convert to fraction form
    398,673,050.40/598,177,537.20 = 217,050,573.60/x
  3. Step 3: Cross multiply
    398,673,050.40x = 598,177,537.20 × 217,050,573.60
  4. Step 4: Simplify right side
    398,673,050.40x = 129,834,777,563,895,344
  5. Step 5: Solve for x
    x = 129,834,777,563,895,344/398,673,050.40
  6. Step 6: Final answer
    x = 325,667,304.16

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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.