Home / 231,514,451.70-319,490,250-125,667,798.27

Finding the Fourth Proportional to 231,514,451.70, 319,490,250 and 125,667,798.27

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Solution

The fourth proportional to 231,514,451.70, 319,490,250 and 125,667,798.27 is: 173,421,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,514,451.70 : 319,490,250 = 125,667,798.27 : x
  2. Step 2: Convert to fraction form
    231,514,451.70/319,490,250 = 125,667,798.27/x
  3. Step 3: Cross multiply
    231,514,451.70x = 319,490,250 × 125,667,798.27
  4. Step 4: Simplify right side
    231,514,451.70x = 40,149,636,286,231,864
  5. Step 5: Solve for x
    x = 40,149,636,286,231,864/231,514,451.70
  6. Step 6: Final answer
    x = 173,421,728.07

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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.