Home / 18,704,874,927.06-25,812,521,902.16-10,131,088,263.39

Finding the Fourth Proportional to 18,704,874,927.06, 25,812,521,902.16 and 10,131,088,263.39

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Solution

The fourth proportional to 18,704,874,927.06, 25,812,521,902.16 and 10,131,088,263.39 is: 13,980,790,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,704,874,927.06 : 25,812,521,902.16 = 10,131,088,263.39 : x
  2. Step 2: Convert to fraction form
    18,704,874,927.06/25,812,521,902.16 = 10,131,088,263.39/x
  3. Step 3: Cross multiply
    18,704,874,927.06x = 25,812,521,902.16 × 10,131,088,263.39
  4. Step 4: Simplify right side
    18,704,874,927.06x = 261,508,937,691,419,803,648
  5. Step 5: Solve for x
    x = 261,508,937,691,419,803,648/18,704,874,927.06
  6. Step 6: Final answer
    x = 13,980,790,500.40

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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.