Home / 50,842,912.80-76,264,369.20-47,110,432.80

Finding the Fourth Proportional to 50,842,912.80, 76,264,369.20 and 47,110,432.80

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Solution

The fourth proportional to 50,842,912.80, 76,264,369.20 and 47,110,432.80 is: 70,665,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,842,912.80 : 76,264,369.20 = 47,110,432.80 : x
  2. Step 2: Convert to fraction form
    50,842,912.80/76,264,369.20 = 47,110,432.80/x
  3. Step 3: Cross multiply
    50,842,912.80x = 76,264,369.20 × 47,110,432.80
  4. Step 4: Simplify right side
    50,842,912.80x = 3,592,847,440,230,989.50
  5. Step 5: Solve for x
    x = 3,592,847,440,230,989.50/50,842,912.80
  6. Step 6: Final answer
    x = 70,665,649.20

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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.