Home / 63,179,993.80-87,201,861.78-43,360,870.60

Finding the Fourth Proportional to 63,179,993.80, 87,201,861.78 and 43,360,870.60

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Solution

The fourth proportional to 63,179,993.80, 87,201,861.78 and 43,360,870.60 is: 59,847,246.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,179,993.80 : 87,201,861.78 = 43,360,870.60 : x
  2. Step 2: Convert to fraction form
    63,179,993.80/87,201,861.78 = 43,360,870.60/x
  3. Step 3: Cross multiply
    63,179,993.80x = 87,201,861.78 × 43,360,870.60
  4. Step 4: Simplify right side
    63,179,993.80x = 3,781,148,644,721,666
  5. Step 5: Solve for x
    x = 3,781,148,644,721,666/63,179,993.80
  6. Step 6: Final answer
    x = 59,847,246.21

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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.