Home / 170,715,264.68-256,073,561.34-41,322,667.21

Finding the Fourth Proportional to 170,715,264.68, 256,073,561.34 and 41,322,667.21

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Solution

The fourth proportional to 170,715,264.68, 256,073,561.34 and 41,322,667.21 is: 61,984,161.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,715,264.68 : 256,073,561.34 = 41,322,667.21 : x
  2. Step 2: Convert to fraction form
    170,715,264.68/256,073,561.34 = 41,322,667.21/x
  3. Step 3: Cross multiply
    170,715,264.68x = 256,073,561.34 × 41,322,667.21
  4. Step 4: Simplify right side
    170,715,264.68x = 10,581,642,556,532,342
  5. Step 5: Solve for x
    x = 10,581,642,556,532,342/170,715,264.68
  6. Step 6: Final answer
    x = 61,984,161.62

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1.5x scale

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.