Home / 722,304,366.85-1,083,456,550.28-449,534,728.45

Finding the Fourth Proportional to 722,304,366.85, 1,083,456,550.28 and 449,534,728.45

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Solution

The fourth proportional to 722,304,366.85, 1,083,456,550.28 and 449,534,728.45 is: 674,302,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,304,366.85 : 1,083,456,550.28 = 449,534,728.45 : x
  2. Step 2: Convert to fraction form
    722,304,366.85/1,083,456,550.28 = 449,534,728.45/x
  3. Step 3: Cross multiply
    722,304,366.85x = 1,083,456,550.28 × 449,534,728.45
  4. Step 4: Simplify right side
    722,304,366.85x = 487,051,346,115,245,952
  5. Step 5: Solve for x
    x = 487,051,346,115,245,952/722,304,366.85
  6. Step 6: Final answer
    x = 674,302,092.68

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Double scale
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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.