Home / 297,788,412.30-446,682,618.45-221,260,908.30

Finding the Fourth Proportional to 297,788,412.30, 446,682,618.45 and 221,260,908.30

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Solution

The fourth proportional to 297,788,412.30, 446,682,618.45 and 221,260,908.30 is: 331,891,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,788,412.30 : 446,682,618.45 = 221,260,908.30 : x
  2. Step 2: Convert to fraction form
    297,788,412.30/446,682,618.45 = 221,260,908.30/x
  3. Step 3: Cross multiply
    297,788,412.30x = 446,682,618.45 × 221,260,908.30
  4. Step 4: Simplify right side
    297,788,412.30x = 98,833,401,880,069,344
  5. Step 5: Solve for x
    x = 98,833,401,880,069,344/297,788,412.30
  6. Step 6: Final answer
    x = 331,891,362.45

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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.