Home / 319,308,002.30-478,962,003.45-250,433,248.70

Finding the Fourth Proportional to 319,308,002.30, 478,962,003.45 and 250,433,248.70

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Solution

The fourth proportional to 319,308,002.30, 478,962,003.45 and 250,433,248.70 is: 375,649,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,308,002.30 : 478,962,003.45 = 250,433,248.70 : x
  2. Step 2: Convert to fraction form
    319,308,002.30/478,962,003.45 = 250,433,248.70/x
  3. Step 3: Cross multiply
    319,308,002.30x = 478,962,003.45 × 250,433,248.70
  4. Step 4: Simplify right side
    319,308,002.30x = 119,948,010,527,844,096
  5. Step 5: Solve for x
    x = 119,948,010,527,844,096/319,308,002.30
  6. Step 6: Final answer
    x = 375,649,873.05

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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.