Home / 575,505,046.20-863,257,569.30-212,141,119.80

Finding the Fourth Proportional to 575,505,046.20, 863,257,569.30 and 212,141,119.80

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Solution

The fourth proportional to 575,505,046.20, 863,257,569.30 and 212,141,119.80 is: 318,211,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,505,046.20 : 863,257,569.30 = 212,141,119.80 : x
  2. Step 2: Convert to fraction form
    575,505,046.20/863,257,569.30 = 212,141,119.80/x
  3. Step 3: Cross multiply
    575,505,046.20x = 863,257,569.30 × 212,141,119.80
  4. Step 4: Simplify right side
    575,505,046.20x = 183,132,427,427,128,096
  5. Step 5: Solve for x
    x = 183,132,427,427,128,096/575,505,046.20
  6. Step 6: Final answer
    x = 318,211,679.70

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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.