Home / 111,969,669.18-167,929,309.53-40,166,085.18

Finding the Fourth Proportional to 111,969,669.18, 167,929,309.53 and 40,166,085.18

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Solution

The fourth proportional to 111,969,669.18, 167,929,309.53 and 40,166,085.18 is: 60,240,090.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,969,669.18 : 167,929,309.53 = 40,166,085.18 : x
  2. Step 2: Convert to fraction form
    111,969,669.18/167,929,309.53 = 40,166,085.18/x
  3. Step 3: Cross multiply
    111,969,669.18x = 167,929,309.53 × 40,166,085.18
  4. Step 4: Simplify right side
    111,969,669.18x = 6,745,062,950,800,566
  5. Step 5: Solve for x
    x = 6,745,062,950,800,566/111,969,669.18
  6. Step 6: Final answer
    x = 60,240,090.02

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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.