Home / 215,703,669.30-323,555,503.95-179,831,401.80

Finding the Fourth Proportional to 215,703,669.30, 323,555,503.95 and 179,831,401.80

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Solution

The fourth proportional to 215,703,669.30, 323,555,503.95 and 179,831,401.80 is: 269,747,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,703,669.30 : 323,555,503.95 = 179,831,401.80 : x
  2. Step 2: Convert to fraction form
    215,703,669.30/323,555,503.95 = 179,831,401.80/x
  3. Step 3: Cross multiply
    215,703,669.30x = 323,555,503.95 × 179,831,401.80
  4. Step 4: Simplify right side
    215,703,669.30x = 58,185,439,835,433,936
  5. Step 5: Solve for x
    x = 58,185,439,835,433,936/215,703,669.30
  6. Step 6: Final answer
    x = 269,747,102.70

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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.