Home / 17,068,397,728.62-25,602,454,884.42-13,340,822,420.28

Finding the Fourth Proportional to 17,068,397,728.62, 25,602,454,884.42 and 13,340,822,420.28

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Solution

The fourth proportional to 17,068,397,728.62, 25,602,454,884.42 and 13,340,822,420.28 is: 20,011,122,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,068,397,728.62 : 25,602,454,884.42 = 13,340,822,420.28 : x
  2. Step 2: Convert to fraction form
    17,068,397,728.62/25,602,454,884.42 = 13,340,822,420.28/x
  3. Step 3: Cross multiply
    17,068,397,728.62x = 25,602,454,884.42 × 13,340,822,420.28
  4. Step 4: Simplify right side
    17,068,397,728.62x = 341,557,804,136,277,540,864
  5. Step 5: Solve for x
    x = 341,557,804,136,277,540,864/17,068,397,728.62
  6. Step 6: Final answer
    x = 20,011,122,869.70

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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.