Home / 7,218,834,832.18-10,820,609,874.39-2,428,177,096.98

Finding the Fourth Proportional to 7,218,834,832.18, 10,820,609,874.39 and 2,428,177,096.98

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Solution

The fourth proportional to 7,218,834,832.18, 10,820,609,874.39 and 2,428,177,096.98 is: 3,639,695,003.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,834,832.18 : 10,820,609,874.39 = 2,428,177,096.98 : x
  2. Step 2: Convert to fraction form
    7,218,834,832.18/10,820,609,874.39 = 2,428,177,096.98/x
  3. Step 3: Cross multiply
    7,218,834,832.18x = 10,820,609,874.39 × 2,428,177,096.98
  4. Step 4: Simplify right side
    7,218,834,832.18x = 26,274,357,072,349,429,760
  5. Step 5: Solve for x
    x = 26,274,357,072,349,429,760/7,218,834,832.18
  6. Step 6: Final answer
    x = 3,639,695,003.86

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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.