Home / 982,220,341.35-1,473,562,753.20-318,233,287.11

Finding the Fourth Proportional to 982,220,341.35, 1,473,562,753.20 and 318,233,287.11

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Solution

The fourth proportional to 982,220,341.35, 1,473,562,753.20 and 318,233,287.11 is: 477,425,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,220,341.35 : 1,473,562,753.20 = 318,233,287.11 : x
  2. Step 2: Convert to fraction form
    982,220,341.35/1,473,562,753.20 = 318,233,287.11/x
  3. Step 3: Cross multiply
    982,220,341.35x = 1,473,562,753.20 × 318,233,287.11
  4. Step 4: Simplify right side
    982,220,341.35x = 468,936,718,713,697,728
  5. Step 5: Solve for x
    x = 468,936,718,713,697,728/982,220,341.35
  6. Step 6: Final answer
    x = 477,425,175.36

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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.