Home / 448,914,219,143.62-619,496,687,146.50-243,143,339,652.95

Finding the Fourth Proportional to 448,914,219,143.62, 619,496,687,146.50 and 243,143,339,652.95

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Solution

The fourth proportional to 448,914,219,143.62, 619,496,687,146.50 and 243,143,339,652.95 is: 335,535,135,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,914,219,143.62 : 619,496,687,146.50 = 243,143,339,652.95 : x
  2. Step 2: Convert to fraction form
    448,914,219,143.62/619,496,687,146.50 = 243,143,339,652.95/x
  3. Step 3: Cross multiply
    448,914,219,143.62x = 619,496,687,146.50 × 243,143,339,652.95
  4. Step 4: Simplify right side
    448,914,219,143.62x = 150,626,493,416,738,754,920,448
  5. Step 5: Solve for x
    x = 150,626,493,416,738,754,920,448/448,914,219,143.62
  6. Step 6: Final answer
    x = 335,535,135,652.61

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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.