Home / 68,016,403.20-102,024,604.80-37,405,401.60

Finding the Fourth Proportional to 68,016,403.20, 102,024,604.80 and 37,405,401.60

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Solution

The fourth proportional to 68,016,403.20, 102,024,604.80 and 37,405,401.60 is: 56,108,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,016,403.20 : 102,024,604.80 = 37,405,401.60 : x
  2. Step 2: Convert to fraction form
    68,016,403.20/102,024,604.80 = 37,405,401.60/x
  3. Step 3: Cross multiply
    68,016,403.20x = 102,024,604.80 × 37,405,401.60
  4. Step 4: Simplify right side
    68,016,403.20x = 3,816,271,315,625,287.50
  5. Step 5: Solve for x
    x = 3,816,271,315,625,287.50/68,016,403.20
  6. Step 6: Final answer
    x = 56,108,102.40

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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.