Home / 68,896,145.40-103,344,218.10-30,632,393.40

Finding the Fourth Proportional to 68,896,145.40, 103,344,218.10 and 30,632,393.40

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Solution

The fourth proportional to 68,896,145.40, 103,344,218.10 and 30,632,393.40 is: 45,948,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,896,145.40 : 103,344,218.10 = 30,632,393.40 : x
  2. Step 2: Convert to fraction form
    68,896,145.40/103,344,218.10 = 30,632,393.40/x
  3. Step 3: Cross multiply
    68,896,145.40x = 103,344,218.10 × 30,632,393.40
  4. Step 4: Simplify right side
    68,896,145.40x = 3,165,680,744,454,600
  5. Step 5: Solve for x
    x = 3,165,680,744,454,600/68,896,145.40
  6. Step 6: Final answer
    x = 45,948,590.10

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Similar ratio
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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.