Home / 111,255,703.72-153,532,624.44-61,694,852.56

Finding the Fourth Proportional to 111,255,703.72, 153,532,624.44 and 61,694,852.56

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Solution

The fourth proportional to 111,255,703.72, 153,532,624.44 and 61,694,852.56 is: 85,138,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,255,703.72 : 153,532,624.44 = 61,694,852.56 : x
  2. Step 2: Convert to fraction form
    111,255,703.72/153,532,624.44 = 61,694,852.56/x
  3. Step 3: Cross multiply
    111,255,703.72x = 153,532,624.44 × 61,694,852.56
  4. Step 4: Simplify right side
    111,255,703.72x = 9,472,172,627,975,652
  5. Step 5: Solve for x
    x = 9,472,172,627,975,652/111,255,703.72
  6. Step 6: Final answer
    x = 85,138,759.73

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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.