Home / 11,381,561,981.29-15,708,198,443.75-6,558,003,141.49

Finding the Fourth Proportional to 11,381,561,981.29, 15,708,198,443.75 and 6,558,003,141.49

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Solution

The fourth proportional to 11,381,561,981.29, 15,708,198,443.75 and 6,558,003,141.49 is: 9,050,990,972.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381,561,981.29 : 15,708,198,443.75 = 6,558,003,141.49 : x
  2. Step 2: Convert to fraction form
    11,381,561,981.29/15,708,198,443.75 = 6,558,003,141.49/x
  3. Step 3: Cross multiply
    11,381,561,981.29x = 15,708,198,443.75 × 6,558,003,141.49
  4. Step 4: Simplify right side
    11,381,561,981.29x = 103,014,414,741,260,828,672
  5. Step 5: Solve for x
    x = 103,014,414,741,260,828,672/11,381,561,981.29
  6. Step 6: Final answer
    x = 9,050,990,972.12

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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.