Home / 226,716,929.40-340,102,998.90-81,165,761.40

Finding the Fourth Proportional to 226,716,929.40, 340,102,998.90 and 81,165,761.40

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Solution

The fourth proportional to 226,716,929.40, 340,102,998.90 and 81,165,761.40 is: 121,758,524.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,716,929.40 : 340,102,998.90 = 81,165,761.40 : x
  2. Step 2: Convert to fraction form
    226,716,929.40/340,102,998.90 = 81,165,761.40/x
  3. Step 3: Cross multiply
    226,716,929.40x = 340,102,998.90 × 81,165,761.40
  4. Step 4: Simplify right side
    226,716,929.40x = 27,604,718,860,141,864
  5. Step 5: Solve for x
    x = 27,604,718,860,141,864/226,716,929.40
  6. Step 6: Final answer
    x = 121,758,524.75

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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.