Home / 449,536,968,708.20-674,345,096,401.95-126,842,612,297.90

Finding the Fourth Proportional to 449,536,968,708.20, 674,345,096,401.95 and 126,842,612,297.90

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Solution

The fourth proportional to 449,536,968,708.20, 674,345,096,401.95 and 126,842,612,297.90 is: 190,275,104,322.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,536,968,708.20 : 674,345,096,401.95 = 126,842,612,297.90 : x
  2. Step 2: Convert to fraction form
    449,536,968,708.20/674,345,096,401.95 = 126,842,612,297.90/x
  3. Step 3: Cross multiply
    449,536,968,708.20x = 674,345,096,401.95 × 126,842,612,297.90
  4. Step 4: Simplify right side
    449,536,968,708.20x = 85,535,693,617,902,525,612,032
  5. Step 5: Solve for x
    x = 85,535,693,617,902,525,612,032/449,536,968,708.20
  6. Step 6: Final answer
    x = 190,275,104,322.79

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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.