Home / 447,777,420.20-671,666,130.30-409,035,371.30

Finding the Fourth Proportional to 447,777,420.20, 671,666,130.30 and 409,035,371.30

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Solution

The fourth proportional to 447,777,420.20, 671,666,130.30 and 409,035,371.30 is: 613,553,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,777,420.20 : 671,666,130.30 = 409,035,371.30 : x
  2. Step 2: Convert to fraction form
    447,777,420.20/671,666,130.30 = 409,035,371.30/x
  3. Step 3: Cross multiply
    447,777,420.20x = 671,666,130.30 × 409,035,371.30
  4. Step 4: Simplify right side
    447,777,420.20x = 274,735,204,996,894,656
  5. Step 5: Solve for x
    x = 274,735,204,996,894,656/447,777,420.20
  6. Step 6: Final answer
    x = 613,553,056.95

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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.