Home / 65,209,979.40-97,826,778.90-32,780,268.60

Finding the Fourth Proportional to 65,209,979.40, 97,826,778.90 and 32,780,268.60

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Solution

The fourth proportional to 65,209,979.40, 97,826,778.90 and 32,780,268.60 is: 49,176,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,209,979.40 : 97,826,778.90 = 32,780,268.60 : x
  2. Step 2: Convert to fraction form
    65,209,979.40/97,826,778.90 = 32,780,268.60/x
  3. Step 3: Cross multiply
    65,209,979.40x = 97,826,778.90 × 32,780,268.60
  4. Step 4: Simplify right side
    65,209,979.40x = 3,206,788,088,614,813
  5. Step 5: Solve for x
    x = 3,206,788,088,614,813/65,209,979.40
  6. Step 6: Final answer
    x = 49,176,339.54

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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.