Home / 566,917,001.17-782,345,455.25-306,156,617.17

Finding the Fourth Proportional to 566,917,001.17, 782,345,455.25 and 306,156,617.17

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Solution

The fourth proportional to 566,917,001.17, 782,345,455.25 and 306,156,617.17 is: 422,496,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,917,001.17 : 782,345,455.25 = 306,156,617.17 : x
  2. Step 2: Convert to fraction form
    566,917,001.17/782,345,455.25 = 306,156,617.17/x
  3. Step 3: Cross multiply
    566,917,001.17x = 782,345,455.25 × 306,156,617.17
  4. Step 4: Simplify right side
    566,917,001.17x = 239,520,238,034,517,312
  5. Step 5: Solve for x
    x = 239,520,238,034,517,312/566,917,001.17
  6. Step 6: Final answer
    x = 422,496,128.26

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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.