Home / 566,916,975.18-782,345,419.32-306,156,591.18

Finding the Fourth Proportional to 566,916,975.18, 782,345,419.32 and 306,156,591.18

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Solution

The fourth proportional to 566,916,975.18, 782,345,419.32 and 306,156,591.18 is: 422,496,092.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,916,975.18 : 782,345,419.32 = 306,156,591.18 : x
  2. Step 2: Convert to fraction form
    566,916,975.18/782,345,419.32 = 306,156,591.18/x
  3. Step 3: Cross multiply
    566,916,975.18x = 782,345,419.32 × 306,156,591.18
  4. Step 4: Simplify right side
    566,916,975.18x = 239,520,206,704,298,944
  5. Step 5: Solve for x
    x = 239,520,206,704,298,944/566,916,975.18
  6. Step 6: Final answer
    x = 422,496,092.36

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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.