Home / 604,477,218.30-906,715,827.45-221,475,003.90

Finding the Fourth Proportional to 604,477,218.30, 906,715,827.45 and 221,475,003.90

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Solution

The fourth proportional to 604,477,218.30, 906,715,827.45 and 221,475,003.90 is: 332,212,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,477,218.30 : 906,715,827.45 = 221,475,003.90 : x
  2. Step 2: Convert to fraction form
    604,477,218.30/906,715,827.45 = 221,475,003.90/x
  3. Step 3: Cross multiply
    604,477,218.30x = 906,715,827.45 × 221,475,003.90
  4. Step 4: Simplify right side
    604,477,218.30x = 200,814,891,420,680,480
  5. Step 5: Solve for x
    x = 200,814,891,420,680,480/604,477,218.30
  6. Step 6: Final answer
    x = 332,212,505.85

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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.