Home / 448,914,219,146.64-619,496,687,150.64-243,143,339,655.96

Finding the Fourth Proportional to 448,914,219,146.64, 619,496,687,150.64 and 243,143,339,655.96

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Solution

The fourth proportional to 448,914,219,146.64, 619,496,687,150.64 and 243,143,339,655.96 is: 335,535,135,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,914,219,146.64 : 619,496,687,150.64 = 243,143,339,655.96 : x
  2. Step 2: Convert to fraction form
    448,914,219,146.64/619,496,687,150.64 = 243,143,339,655.96/x
  3. Step 3: Cross multiply
    448,914,219,146.64x = 619,496,687,150.64 × 243,143,339,655.96
  4. Step 4: Simplify right side
    448,914,219,146.64x = 150,626,493,419,610,057,998,336
  5. Step 5: Solve for x
    x = 150,626,493,419,610,057,998,336/448,914,219,146.64
  6. Step 6: Final answer
    x = 335,535,135,656.75

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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.