Home / 65,981,315.70-98,971,973.55-35,370,314.10

Finding the Fourth Proportional to 65,981,315.70, 98,971,973.55 and 35,370,314.10

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Solution

The fourth proportional to 65,981,315.70, 98,971,973.55 and 35,370,314.10 is: 53,055,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,981,315.70 : 98,971,973.55 = 35,370,314.10 : x
  2. Step 2: Convert to fraction form
    65,981,315.70/98,971,973.55 = 35,370,314.10/x
  3. Step 3: Cross multiply
    65,981,315.70x = 98,971,973.55 × 35,370,314.10
  4. Step 4: Simplify right side
    65,981,315.70x = 3,500,669,791,560,392
  5. Step 5: Solve for x
    x = 3,500,669,791,560,392/65,981,315.70
  6. Step 6: Final answer
    x = 53,055,471.15

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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.