Home / 617,806,023.30-926,694,865.35-311,015,751.30

Finding the Fourth Proportional to 617,806,023.30, 926,694,865.35 and 311,015,751.30

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Solution

The fourth proportional to 617,806,023.30, 926,694,865.35 and 311,015,751.30 is: 466,516,493.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,806,023.30 : 926,694,865.35 = 311,015,751.30 : x
  2. Step 2: Convert to fraction form
    617,806,023.30/926,694,865.35 = 311,015,751.30/x
  3. Step 3: Cross multiply
    617,806,023.30x = 926,694,865.35 × 311,015,751.30
  4. Step 4: Simplify right side
    617,806,023.30x = 288,216,699,772,682,592
  5. Step 5: Solve for x
    x = 288,216,699,772,682,592/617,806,023.30
  6. Step 6: Final answer
    x = 466,516,493.69

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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.