Home / 894,603,589.98-1,234,561,530.93-492,726,449.70

Finding the Fourth Proportional to 894,603,589.98, 1,234,561,530.93 and 492,726,449.70

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Solution

The fourth proportional to 894,603,589.98, 1,234,561,530.93 and 492,726,449.70 is: 679,967,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,603,589.98 : 1,234,561,530.93 = 492,726,449.70 : x
  2. Step 2: Convert to fraction form
    894,603,589.98/1,234,561,530.93 = 492,726,449.70/x
  3. Step 3: Cross multiply
    894,603,589.98x = 1,234,561,530.93 × 492,726,449.70
  4. Step 4: Simplify right side
    894,603,589.98x = 608,301,120,071,335,680
  5. Step 5: Solve for x
    x = 608,301,120,071,335,680/894,603,589.98
  6. Step 6: Final answer
    x = 679,967,224.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.