Home / 566,916,989.04-782,345,438.46-306,156,605.04

Finding the Fourth Proportional to 566,916,989.04, 782,345,438.46 and 306,156,605.04

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Solution

The fourth proportional to 566,916,989.04, 782,345,438.46 and 306,156,605.04 is: 422,496,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,916,989.04 : 782,345,438.46 = 306,156,605.04 : x
  2. Step 2: Convert to fraction form
    566,916,989.04/782,345,438.46 = 306,156,605.04/x
  3. Step 3: Cross multiply
    566,916,989.04x = 782,345,438.46 × 306,156,605.04
  4. Step 4: Simplify right side
    566,916,989.04x = 239,520,223,407,443,872
  5. Step 5: Solve for x
    x = 239,520,223,407,443,872/566,916,989.04
  6. Step 6: Final answer
    x = 422,496,111.49

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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.