Home / 448,914,219,147.56-619,496,687,151.95-243,143,339,656.89

Finding the Fourth Proportional to 448,914,219,147.56, 619,496,687,151.95 and 243,143,339,656.89

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Solution

The fourth proportional to 448,914,219,147.56, 619,496,687,151.95 and 243,143,339,656.89 is: 335,535,135,658.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,914,219,147.56 : 619,496,687,151.95 = 243,143,339,656.89 : x
  2. Step 2: Convert to fraction form
    448,914,219,147.56/619,496,687,151.95 = 243,143,339,656.89/x
  3. Step 3: Cross multiply
    448,914,219,147.56x = 619,496,687,151.95 × 243,143,339,656.89
  4. Step 4: Simplify right side
    448,914,219,147.56x = 150,626,493,420,504,703,041,536
  5. Step 5: Solve for x
    x = 150,626,493,420,504,703,041,536/448,914,219,147.56
  6. Step 6: Final answer
    x = 335,535,135,658.05

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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.