Home / 542,461,812,658.20-813,692,718,987.30-165,150,606,936.60

Finding the Fourth Proportional to 542,461,812,658.20, 813,692,718,987.30 and 165,150,606,936.60

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Solution

The fourth proportional to 542,461,812,658.20, 813,692,718,987.30 and 165,150,606,936.60 is: 247,725,910,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,461,812,658.20 : 813,692,718,987.30 = 165,150,606,936.60 : x
  2. Step 2: Convert to fraction form
    542,461,812,658.20/813,692,718,987.30 = 165,150,606,936.60/x
  3. Step 3: Cross multiply
    542,461,812,658.20x = 813,692,718,987.30 × 165,150,606,936.60
  4. Step 4: Simplify right side
    542,461,812,658.20x = 134,381,846,400,644,908,318,720
  5. Step 5: Solve for x
    x = 134,381,846,400,644,908,318,720/542,461,812,658.20
  6. Step 6: Final answer
    x = 247,725,910,404.90

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1.5x scale

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.