Home / 758,268,294.80-1,137,402,442.20-656,231,622.80

Finding the Fourth Proportional to 758,268,294.80, 1,137,402,442.20 and 656,231,622.80

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Solution

The fourth proportional to 758,268,294.80, 1,137,402,442.20 and 656,231,622.80 is: 984,347,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,268,294.80 : 1,137,402,442.20 = 656,231,622.80 : x
  2. Step 2: Convert to fraction form
    758,268,294.80/1,137,402,442.20 = 656,231,622.80/x
  3. Step 3: Cross multiply
    758,268,294.80x = 1,137,402,442.20 × 656,231,622.80
  4. Step 4: Simplify right side
    758,268,294.80x = 746,399,450,421,589,120
  5. Step 5: Solve for x
    x = 746,399,450,421,589,120/758,268,294.80
  6. Step 6: Final answer
    x = 984,347,434.20

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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.