Home / 454,733,669.04-681,839,401.68-178,060,945.20

Finding the Fourth Proportional to 454,733,669.04, 681,839,401.68 and 178,060,945.20

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Solution

The fourth proportional to 454,733,669.04, 681,839,401.68 and 178,060,945.20 is: 266,989,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,733,669.04 : 681,839,401.68 = 178,060,945.20 : x
  2. Step 2: Convert to fraction form
    454,733,669.04/681,839,401.68 = 178,060,945.20/x
  3. Step 3: Cross multiply
    454,733,669.04x = 681,839,401.68 × 178,060,945.20
  4. Step 4: Simplify right side
    454,733,669.04x = 121,408,968,337,743,248
  5. Step 5: Solve for x
    x = 121,408,968,337,743,248/454,733,669.04
  6. Step 6: Final answer
    x = 266,989,177.63

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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.