Home / 231,897,040.20-347,845,560.30-220,559,632.20

Finding the Fourth Proportional to 231,897,040.20, 347,845,560.30 and 220,559,632.20

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Solution

The fourth proportional to 231,897,040.20, 347,845,560.30 and 220,559,632.20 is: 330,839,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,897,040.20 : 347,845,560.30 = 220,559,632.20 : x
  2. Step 2: Convert to fraction form
    231,897,040.20/347,845,560.30 = 220,559,632.20/x
  3. Step 3: Cross multiply
    231,897,040.20x = 347,845,560.30 × 220,559,632.20
  4. Step 4: Simplify right side
    231,897,040.20x = 76,720,688,842,170,928
  5. Step 5: Solve for x
    x = 76,720,688,842,170,928/231,897,040.20
  6. Step 6: Final answer
    x = 330,839,448.30

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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.