Home / 708,589,686.80-1,062,884,530.20-248,361,780.80

Finding the Fourth Proportional to 708,589,686.80, 1,062,884,530.20 and 248,361,780.80

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Solution

The fourth proportional to 708,589,686.80, 1,062,884,530.20 and 248,361,780.80 is: 372,542,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,686.80 : 1,062,884,530.20 = 248,361,780.80 : x
  2. Step 2: Convert to fraction form
    708,589,686.80/1,062,884,530.20 = 248,361,780.80/x
  3. Step 3: Cross multiply
    708,589,686.80x = 1,062,884,530.20 × 248,361,780.80
  4. Step 4: Simplify right side
    708,589,686.80x = 263,979,894,705,243,392
  5. Step 5: Solve for x
    x = 263,979,894,705,243,392/708,589,686.80
  6. Step 6: Final answer
    x = 372,542,671.20

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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.