Home / 11,861,404,983.50-16,368,988,881.29-6,508,918,515.24

Finding the Fourth Proportional to 11,861,404,983.50, 16,368,988,881.29 and 6,508,918,515.24

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Solution

The fourth proportional to 11,861,404,983.50, 16,368,988,881.29 and 6,508,918,515.24 is: 8,982,444,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861,404,983.50 : 16,368,988,881.29 = 6,508,918,515.24 : x
  2. Step 2: Convert to fraction form
    11,861,404,983.50/16,368,988,881.29 = 6,508,918,515.24/x
  3. Step 3: Cross multiply
    11,861,404,983.50x = 16,368,988,881.29 × 6,508,918,515.24
  4. Step 4: Simplify right side
    11,861,404,983.50x = 106,544,414,805,153,628,160
  5. Step 5: Solve for x
    x = 106,544,414,805,153,628,160/11,861,404,983.50
  6. Step 6: Final answer
    x = 8,982,444,740.18

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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.