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Finding the Fourth Proportional to 884,636,694.50, 1,326,177,739.91 and 360,446,584.12

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Solution

The fourth proportional to 884,636,694.50, 1,326,177,739.91 and 360,446,584.12 is: 540,353,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,636,694.50 : 1,326,177,739.91 = 360,446,584.12 : x
  2. Step 2: Convert to fraction form
    884,636,694.50/1,326,177,739.91 = 360,446,584.12/x
  3. Step 3: Cross multiply
    884,636,694.50x = 1,326,177,739.91 × 360,446,584.12
  4. Step 4: Simplify right side
    884,636,694.50x = 478,016,236,284,126,912
  5. Step 5: Solve for x
    x = 478,016,236,284,126,912/884,636,694.50
  6. Step 6: Final answer
    x = 540,353,163.35

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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.