Home / 11,199,113,209.31-16,786,935,633.13-5,218,308,524.63

Finding the Fourth Proportional to 11,199,113,209.31, 16,786,935,633.13 and 5,218,308,524.63

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Solution

The fourth proportional to 11,199,113,209.31, 16,786,935,633.13 and 5,218,308,524.63 is: 7,821,995,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199,113,209.31 : 16,786,935,633.13 = 5,218,308,524.63 : x
  2. Step 2: Convert to fraction form
    11,199,113,209.31/16,786,935,633.13 = 5,218,308,524.63/x
  3. Step 3: Cross multiply
    11,199,113,209.31x = 16,786,935,633.13 × 5,218,308,524.63
  4. Step 4: Simplify right side
    11,199,113,209.31x = 87,599,409,316,803,690,496
  5. Step 5: Solve for x
    x = 87,599,409,316,803,690,496/11,199,113,209.31
  6. Step 6: Final answer
    x = 7,821,995,159.76

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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.