Home / 65,169,912.20-97,817,853.90-39,660,744.20

Finding the Fourth Proportional to 65,169,912.20, 97,817,853.90 and 39,660,744.20

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Solution

The fourth proportional to 65,169,912.20, 97,817,853.90 and 39,660,744.20 is: 59,529,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,169,912.20 : 97,817,853.90 = 39,660,744.20 : x
  2. Step 2: Convert to fraction form
    65,169,912.20/97,817,853.90 = 39,660,744.20/x
  3. Step 3: Cross multiply
    65,169,912.20x = 97,817,853.90 × 39,660,744.20
  4. Step 4: Simplify right side
    65,169,912.20x = 3,879,528,881,720,873
  5. Step 5: Solve for x
    x = 3,879,528,881,720,873/65,169,912.20
  6. Step 6: Final answer
    x = 59,529,447.73

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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.