Home / 570,471,562.17-787,250,158.73-319,577,720.09

Finding the Fourth Proportional to 570,471,562.17, 787,250,158.73 and 319,577,720.09

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Solution

The fourth proportional to 570,471,562.17, 787,250,158.73 and 319,577,720.09 is: 441,016,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,471,562.17 : 787,250,158.73 = 319,577,720.09 : x
  2. Step 2: Convert to fraction form
    570,471,562.17/787,250,158.73 = 319,577,720.09/x
  3. Step 3: Cross multiply
    570,471,562.17x = 787,250,158.73 × 319,577,720.09
  4. Step 4: Simplify right side
    570,471,562.17x = 251,587,610,863,967,104
  5. Step 5: Solve for x
    x = 251,587,610,863,967,104/570,471,562.17
  6. Step 6: Final answer
    x = 441,016,919.24

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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.