Home / 350,306,520.71-483,523,868.18-231,315,984.05

Finding the Fourth Proportional to 350,306,520.71, 483,523,868.18 and 231,315,984.05

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Solution

The fourth proportional to 350,306,520.71, 483,523,868.18 and 231,315,984.05 is: 319,282,664.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,306,520.71 : 483,523,868.18 = 231,315,984.05 : x
  2. Step 2: Convert to fraction form
    350,306,520.71/483,523,868.18 = 231,315,984.05/x
  3. Step 3: Cross multiply
    350,306,520.71x = 483,523,868.18 × 231,315,984.05
  4. Step 4: Simplify right side
    350,306,520.71x = 111,846,799,377,879,840
  5. Step 5: Solve for x
    x = 111,846,799,377,879,840/350,306,520.71
  6. Step 6: Final answer
    x = 319,282,664.66

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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.