Home / 566,916,983.71-782,345,431.02-306,156,599.71

Finding the Fourth Proportional to 566,916,983.71, 782,345,431.02 and 306,156,599.71

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Solution

The fourth proportional to 566,916,983.71, 782,345,431.02 and 306,156,599.71 is: 422,496,104.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,916,983.71 : 782,345,431.02 = 306,156,599.71 : x
  2. Step 2: Convert to fraction form
    566,916,983.71/782,345,431.02 = 306,156,599.71/x
  3. Step 3: Cross multiply
    566,916,983.71x = 782,345,431.02 × 306,156,599.71
  4. Step 4: Simplify right side
    566,916,983.71x = 239,520,216,959,737,536
  5. Step 5: Solve for x
    x = 239,520,216,959,737,536/566,916,983.71
  6. Step 6: Final answer
    x = 422,496,104.09

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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.