Home / 9,135,552,065.13-12,607,061,849.82-5,175,253,733.13

Finding the Fourth Proportional to 9,135,552,065.13, 12,607,061,849.82 and 5,175,253,733.13

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Solution

The fourth proportional to 9,135,552,065.13, 12,607,061,849.82 and 5,175,253,733.13 is: 7,141,850,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135,552,065.13 : 12,607,061,849.82 = 5,175,253,733.13 : x
  2. Step 2: Convert to fraction form
    9,135,552,065.13/12,607,061,849.82 = 5,175,253,733.13/x
  3. Step 3: Cross multiply
    9,135,552,065.13x = 12,607,061,849.82 × 5,175,253,733.13
  4. Step 4: Simplify right side
    9,135,552,065.13x = 65,244,743,902,081,761,280
  5. Step 5: Solve for x
    x = 65,244,743,902,081,761,280/9,135,552,065.13
  6. Step 6: Final answer
    x = 7,141,850,151.69

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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.