Home / 68,439,648.13-102,672,343.07-27,502,332.76

Finding the Fourth Proportional to 68,439,648.13, 102,672,343.07 and 27,502,332.76

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Solution

The fourth proportional to 68,439,648.13, 102,672,343.07 and 27,502,332.76 is: 41,258,671.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,439,648.13 : 102,672,343.07 = 27,502,332.76 : x
  2. Step 2: Convert to fraction form
    68,439,648.13/102,672,343.07 = 27,502,332.76/x
  3. Step 3: Cross multiply
    68,439,648.13x = 102,672,343.07 × 27,502,332.76
  4. Step 4: Simplify right side
    68,439,648.13x = 2,823,728,943,709,146.50
  5. Step 5: Solve for x
    x = 2,823,728,943,709,146.50/68,439,648.13
  6. Step 6: Final answer
    x = 41,258,671.27

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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.