Home / 567,485,753.80-782,434,586.24-466,661,846.77

Finding the Fourth Proportional to 567,485,753.80, 782,434,586.24 and 466,661,846.77

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Solution

The fourth proportional to 567,485,753.80, 782,434,586.24 and 466,661,846.77 is: 643,421,207.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,485,753.80 : 782,434,586.24 = 466,661,846.77 : x
  2. Step 2: Convert to fraction form
    567,485,753.80/782,434,586.24 = 466,661,846.77/x
  3. Step 3: Cross multiply
    567,485,753.80x = 782,434,586.24 × 466,661,846.77
  4. Step 4: Simplify right side
    567,485,753.80x = 365,132,368,987,567,040
  5. Step 5: Solve for x
    x = 365,132,368,987,567,040/567,485,753.80
  6. Step 6: Final answer
    x = 643,421,207.57

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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.