Home / 708,102,017.20-1,062,153,025.80-662,752,385.20

Finding the Fourth Proportional to 708,102,017.20, 1,062,153,025.80 and 662,752,385.20

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Solution

The fourth proportional to 708,102,017.20, 1,062,153,025.80 and 662,752,385.20 is: 994,128,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,102,017.20 : 1,062,153,025.80 = 662,752,385.20 : x
  2. Step 2: Convert to fraction form
    708,102,017.20/1,062,153,025.80 = 662,752,385.20/x
  3. Step 3: Cross multiply
    708,102,017.20x = 1,062,153,025.80 × 662,752,385.20
  4. Step 4: Simplify right side
    708,102,017.20x = 703,944,451,296,347,136
  5. Step 5: Solve for x
    x = 703,944,451,296,347,136/708,102,017.20
  6. Step 6: Final answer
    x = 994,128,577.80

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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.