Home / 211,575,523.77-317,218,401.77-107,743,740.30

Finding the Fourth Proportional to 211,575,523.77, 317,218,401.77 and 107,743,740.30

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Solution

The fourth proportional to 211,575,523.77, 317,218,401.77 and 107,743,740.30 is: 161,541,829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,575,523.77 : 317,218,401.77 = 107,743,740.30 : x
  2. Step 2: Convert to fraction form
    211,575,523.77/317,218,401.77 = 107,743,740.30/x
  3. Step 3: Cross multiply
    211,575,523.77x = 317,218,401.77 × 107,743,740.30
  4. Step 4: Simplify right side
    211,575,523.77x = 34,178,297,098,149,220
  5. Step 5: Solve for x
    x = 34,178,297,098,149,220/211,575,523.77
  6. Step 6: Final answer
    x = 161,541,829.08

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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.