Home / 708,589,600.20-1,062,884,400.30-248,574,270.60

Finding the Fourth Proportional to 708,589,600.20, 1,062,884,400.30 and 248,574,270.60

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Solution

The fourth proportional to 708,589,600.20, 1,062,884,400.30 and 248,574,270.60 is: 372,861,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,600.20 : 1,062,884,400.30 = 248,574,270.60 : x
  2. Step 2: Convert to fraction form
    708,589,600.20/1,062,884,400.30 = 248,574,270.60/x
  3. Step 3: Cross multiply
    708,589,600.20x = 1,062,884,400.30 × 248,574,270.60
  4. Step 4: Simplify right side
    708,589,600.20x = 264,205,714,536,690,912
  5. Step 5: Solve for x
    x = 264,205,714,536,690,912/708,589,600.20
  6. Step 6: Final answer
    x = 372,861,405.90

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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.