Home / 11,508,801,034.50-15,881,976,404.10-6,428,239,113.10

Finding the Fourth Proportional to 11,508,801,034.50, 15,881,976,404.10 and 6,428,239,113.10

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Solution

The fourth proportional to 11,508,801,034.50, 15,881,976,404.10 and 6,428,239,113.10 is: 8,870,875,568.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508,801,034.50 : 15,881,976,404.10 = 6,428,239,113.10 : x
  2. Step 2: Convert to fraction form
    11,508,801,034.50/15,881,976,404.10 = 6,428,239,113.10/x
  3. Step 3: Cross multiply
    11,508,801,034.50x = 15,881,976,404.10 × 6,428,239,113.10
  4. Step 4: Simplify right side
    11,508,801,034.50x = 102,093,141,914,166,919,168
  5. Step 5: Solve for x
    x = 102,093,141,914,166,919,168/11,508,801,034.50
  6. Step 6: Final answer
    x = 8,870,875,568.02

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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.