Home / 708,037,793.20-1,062,056,689.80-662,688,161.20

Finding the Fourth Proportional to 708,037,793.20, 1,062,056,689.80 and 662,688,161.20

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Solution

The fourth proportional to 708,037,793.20, 1,062,056,689.80 and 662,688,161.20 is: 994,032,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,037,793.20 : 1,062,056,689.80 = 662,688,161.20 : x
  2. Step 2: Convert to fraction form
    708,037,793.20/1,062,056,689.80 = 662,688,161.20/x
  3. Step 3: Cross multiply
    708,037,793.20x = 1,062,056,689.80 × 662,688,161.20
  4. Step 4: Simplify right side
    708,037,793.20x = 703,812,394,853,720,832
  5. Step 5: Solve for x
    x = 703,812,394,853,720,832/708,037,793.20
  6. Step 6: Final answer
    x = 994,032,241.80

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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.