Home / 185,069,819.28-255,392,004.60-102,561,832.56

Finding the Fourth Proportional to 185,069,819.28, 255,392,004.60 and 102,561,832.56

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Solution

The fourth proportional to 185,069,819.28, 255,392,004.60 and 102,561,832.56 is: 141,532,920.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,069,819.28 : 255,392,004.60 = 102,561,832.56 : x
  2. Step 2: Convert to fraction form
    185,069,819.28/255,392,004.60 = 102,561,832.56/x
  3. Step 3: Cross multiply
    185,069,819.28x = 255,392,004.60 × 102,561,832.56
  4. Step 4: Simplify right side
    185,069,819.28x = 26,193,472,012,947,948
  5. Step 5: Solve for x
    x = 26,193,472,012,947,948/185,069,819.28
  6. Step 6: Final answer
    x = 141,532,920.47

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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.