Home / 226,724,256.64-312,869,409.86-126,257,876.56

Finding the Fourth Proportional to 226,724,256.64, 312,869,409.86 and 126,257,876.56

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Solution

The fourth proportional to 226,724,256.64, 312,869,409.86 and 126,257,876.56 is: 174,230,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,724,256.64 : 312,869,409.86 = 126,257,876.56 : x
  2. Step 2: Convert to fraction form
    226,724,256.64/312,869,409.86 = 126,257,876.56/x
  3. Step 3: Cross multiply
    226,724,256.64x = 312,869,409.86 × 126,257,876.56
  4. Step 4: Simplify right side
    226,724,256.64x = 39,502,227,329,503,928
  5. Step 5: Solve for x
    x = 39,502,227,329,503,928/226,724,256.64
  6. Step 6: Final answer
    x = 174,230,265.06

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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.