Home / 653,238,082.80-979,857,124.20-168,563,890.80

Finding the Fourth Proportional to 653,238,082.80, 979,857,124.20 and 168,563,890.80

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Solution

The fourth proportional to 653,238,082.80, 979,857,124.20 and 168,563,890.80 is: 252,845,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,238,082.80 : 979,857,124.20 = 168,563,890.80 : x
  2. Step 2: Convert to fraction form
    653,238,082.80/979,857,124.20 = 168,563,890.80/x
  3. Step 3: Cross multiply
    653,238,082.80x = 979,857,124.20 × 168,563,890.80
  4. Step 4: Simplify right side
    653,238,082.80x = 165,168,529,283,250,848
  5. Step 5: Solve for x
    x = 165,168,529,283,250,848/653,238,082.80
  6. Step 6: Final answer
    x = 252,845,836.20

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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.