Home / 9,407,657,195.65-12,982,834,546.07-5,121,146,949.06

Finding the Fourth Proportional to 9,407,657,195.65, 12,982,834,546.07 and 5,121,146,949.06

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Solution

The fourth proportional to 9,407,657,195.65, 12,982,834,546.07 and 5,121,146,949.06 is: 7,067,328,469.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,407,657,195.65 : 12,982,834,546.07 = 5,121,146,949.06 : x
  2. Step 2: Convert to fraction form
    9,407,657,195.65/12,982,834,546.07 = 5,121,146,949.06/x
  3. Step 3: Cross multiply
    9,407,657,195.65x = 12,982,834,546.07 × 5,121,146,949.06
  4. Step 4: Simplify right side
    9,407,657,195.65x = 66,487,003,525,757,157,376
  5. Step 5: Solve for x
    x = 66,487,003,525,757,157,376/9,407,657,195.65
  6. Step 6: Final answer
    x = 7,067,328,469.04

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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.