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Finding the Fourth Proportional to 65,170,357.83, 89,936,014.95 and 35,804,404.41

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Solution

The fourth proportional to 65,170,357.83, 89,936,014.95 and 35,804,404.41 is: 49,410,584.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,170,357.83 : 89,936,014.95 = 35,804,404.41 : x
  2. Step 2: Convert to fraction form
    65,170,357.83/89,936,014.95 = 35,804,404.41/x
  3. Step 3: Cross multiply
    65,170,357.83x = 89,936,014.95 × 35,804,404.41
  4. Step 4: Simplify right side
    65,170,357.83x = 3,220,105,450,293,605.50
  5. Step 5: Solve for x
    x = 3,220,105,450,293,605.50/65,170,357.83
  6. Step 6: Final answer
    x = 49,410,584.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.