Home / 598,766,437.20-898,149,655.80-276,280,165.20

Finding the Fourth Proportional to 598,766,437.20, 898,149,655.80 and 276,280,165.20

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Solution

The fourth proportional to 598,766,437.20, 898,149,655.80 and 276,280,165.20 is: 414,420,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,766,437.20 : 898,149,655.80 = 276,280,165.20 : x
  2. Step 2: Convert to fraction form
    598,766,437.20/898,149,655.80 = 276,280,165.20/x
  3. Step 3: Cross multiply
    598,766,437.20x = 898,149,655.80 × 276,280,165.20
  4. Step 4: Simplify right side
    598,766,437.20x = 248,140,935,278,747,104
  5. Step 5: Solve for x
    x = 248,140,935,278,747,104/598,766,437.20
  6. Step 6: Final answer
    x = 414,420,247.80

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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.