Home / 8,154,108,642.44-12,231,177,151.55-2,558,475,153.45

Finding the Fourth Proportional to 8,154,108,642.44, 12,231,177,151.55 and 2,558,475,153.45

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Solution

The fourth proportional to 8,154,108,642.44, 12,231,177,151.55 and 2,558,475,153.45 is: 3,837,717,181.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,108,642.44 : 12,231,177,151.55 = 2,558,475,153.45 : x
  2. Step 2: Convert to fraction form
    8,154,108,642.44/12,231,177,151.55 = 2,558,475,153.45/x
  3. Step 3: Cross multiply
    8,154,108,642.44x = 12,231,177,151.55 × 2,558,475,153.45
  4. Step 4: Simplify right side
    8,154,108,642.44x = 31,293,162,839,686,017,024
  5. Step 5: Solve for x
    x = 31,293,162,839,686,017,024/8,154,108,642.44
  6. Step 6: Final answer
    x = 3,837,717,181.84

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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.