Home / 664,675,073.55-996,121,407.83-517,300,590.29

Finding the Fourth Proportional to 664,675,073.55, 996,121,407.83 and 517,300,590.29

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Solution

The fourth proportional to 664,675,073.55, 996,121,407.83 and 517,300,590.29 is: 775,257,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,675,073.55 : 996,121,407.83 = 517,300,590.29 : x
  2. Step 2: Convert to fraction form
    664,675,073.55/996,121,407.83 = 517,300,590.29/x
  3. Step 3: Cross multiply
    664,675,073.55x = 996,121,407.83 × 517,300,590.29
  4. Step 4: Simplify right side
    664,675,073.55x = 515,294,192,263,397,760
  5. Step 5: Solve for x
    x = 515,294,192,263,397,760/664,675,073.55
  6. Step 6: Final answer
    x = 775,257,284.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.