Home / 566,916,978.16-782,345,423.44-306,156,594.16

Finding the Fourth Proportional to 566,916,978.16, 782,345,423.44 and 306,156,594.16

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Solution

The fourth proportional to 566,916,978.16, 782,345,423.44 and 306,156,594.16 is: 422,496,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,916,978.16 : 782,345,423.44 = 306,156,594.16 : x
  2. Step 2: Convert to fraction form
    566,916,978.16/782,345,423.44 = 306,156,594.16/x
  3. Step 3: Cross multiply
    566,916,978.16x = 782,345,423.44 × 306,156,594.16
  4. Step 4: Simplify right side
    566,916,978.16x = 239,520,210,297,053,472
  5. Step 5: Solve for x
    x = 239,520,210,297,053,472/566,916,978.16
  6. Step 6: Final answer
    x = 422,496,096.47

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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.