Home / 319,649,875.65-479,488,266-101,308,833.27

Finding the Fourth Proportional to 319,649,875.65, 479,488,266 and 101,308,833.27

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Solution

The fourth proportional to 319,649,875.65, 479,488,266 and 101,308,833.27 is: 151,967,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,649,875.65 : 479,488,266 = 101,308,833.27 : x
  2. Step 2: Convert to fraction form
    319,649,875.65/479,488,266 = 101,308,833.27/x
  3. Step 3: Cross multiply
    319,649,875.65x = 479,488,266 × 101,308,833.27
  4. Step 4: Simplify right side
    319,649,875.65x = 48,576,396,795,115,408
  5. Step 5: Solve for x
    x = 48,576,396,795,115,408/319,649,875.65
  6. Step 6: Final answer
    x = 151,967,513.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.