Home / 353,767,672.20-530,651,508.30-108,123,832.20

Finding the Fourth Proportional to 353,767,672.20, 530,651,508.30 and 108,123,832.20

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Solution

The fourth proportional to 353,767,672.20, 530,651,508.30 and 108,123,832.20 is: 162,185,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,767,672.20 : 530,651,508.30 = 108,123,832.20 : x
  2. Step 2: Convert to fraction form
    353,767,672.20/530,651,508.30 = 108,123,832.20/x
  3. Step 3: Cross multiply
    353,767,672.20x = 530,651,508.30 × 108,123,832.20
  4. Step 4: Simplify right side
    353,767,672.20x = 57,376,074,640,106,112
  5. Step 5: Solve for x
    x = 57,376,074,640,106,112/353,767,672.20
  6. Step 6: Final answer
    x = 162,185,748.30

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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.