Home / 651,148,845.20-976,723,267.80-444,524,584.40

Finding the Fourth Proportional to 651,148,845.20, 976,723,267.80 and 444,524,584.40

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Solution

The fourth proportional to 651,148,845.20, 976,723,267.80 and 444,524,584.40 is: 666,786,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,148,845.20 : 976,723,267.80 = 444,524,584.40 : x
  2. Step 2: Convert to fraction form
    651,148,845.20/976,723,267.80 = 444,524,584.40/x
  3. Step 3: Cross multiply
    651,148,845.20x = 976,723,267.80 × 444,524,584.40
  4. Step 4: Simplify right side
    651,148,845.20x = 434,177,504,692,604,864
  5. Step 5: Solve for x
    x = 434,177,504,692,604,864/651,148,845.20
  6. Step 6: Final answer
    x = 666,786,876.60

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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.