Home / 54,376,491,270.12-75,029,596,515.90-30,289,913,472.84

Finding the Fourth Proportional to 54,376,491,270.12, 75,029,596,515.90 and 30,289,913,472.84

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Solution

The fourth proportional to 54,376,491,270.12, 75,029,596,515.90 and 30,289,913,472.84 is: 41,794,531,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,376,491,270.12 : 75,029,596,515.90 = 30,289,913,472.84 : x
  2. Step 2: Convert to fraction form
    54,376,491,270.12/75,029,596,515.90 = 30,289,913,472.84/x
  3. Step 3: Cross multiply
    54,376,491,270.12x = 75,029,596,515.90 × 30,289,913,472.84
  4. Step 4: Simplify right side
    54,376,491,270.12x = 2,272,639,986,368,708,345,856
  5. Step 5: Solve for x
    x = 2,272,639,986,368,708,345,856/54,376,491,270.12
  6. Step 6: Final answer
    x = 41,794,531,667.72

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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.