Home / 226,908,915.57-313,126,036.41-126,432,161.64

Finding the Fourth Proportional to 226,908,915.57, 313,126,036.41 and 126,432,161.64

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Solution

The fourth proportional to 226,908,915.57, 313,126,036.41 and 126,432,161.64 is: 174,471,776.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,908,915.57 : 313,126,036.41 = 126,432,161.64 : x
  2. Step 2: Convert to fraction form
    226,908,915.57/313,126,036.41 = 126,432,161.64/x
  3. Step 3: Cross multiply
    226,908,915.57x = 313,126,036.41 × 126,432,161.64
  4. Step 4: Simplify right side
    226,908,915.57x = 39,589,201,649,081,648
  5. Step 5: Solve for x
    x = 39,589,201,649,081,648/226,908,915.57
  6. Step 6: Final answer
    x = 174,471,776.70

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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.