Home / 548,856,019.20-822,528,201.60-364,098,259.20

Finding the Fourth Proportional to 548,856,019.20, 822,528,201.60 and 364,098,259.20

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Solution

The fourth proportional to 548,856,019.20, 822,528,201.60 and 364,098,259.20 is: 545,645,990.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,856,019.20 : 822,528,201.60 = 364,098,259.20 : x
  2. Step 2: Convert to fraction form
    548,856,019.20/822,528,201.60 = 364,098,259.20/x
  3. Step 3: Cross multiply
    548,856,019.20x = 822,528,201.60 × 364,098,259.20
  4. Step 4: Simplify right side
    548,856,019.20x = 299,481,086,345,466,624
  5. Step 5: Solve for x
    x = 299,481,086,345,466,624/548,856,019.20
  6. Step 6: Final answer
    x = 545,645,990.70

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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.