Home / 567,485,757.05-782,434,590.72-466,661,850.02

Finding the Fourth Proportional to 567,485,757.05, 782,434,590.72 and 466,661,850.02

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Solution

The fourth proportional to 567,485,757.05, 782,434,590.72 and 466,661,850.02 is: 643,421,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,485,757.05 : 782,434,590.72 = 466,661,850.02 : x
  2. Step 2: Convert to fraction form
    567,485,757.05/782,434,590.72 = 466,661,850.02/x
  3. Step 3: Cross multiply
    567,485,757.05x = 782,434,590.72 × 466,661,850.02
  4. Step 4: Simplify right side
    567,485,757.05x = 365,132,373,621,124,544
  5. Step 5: Solve for x
    x = 365,132,373,621,124,544/567,485,757.05
  6. Step 6: Final answer
    x = 643,421,212.05

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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.