Home / 200,690,814,711.67-276,960,632,743.67-109,234,947,039.20

Finding the Fourth Proportional to 200,690,814,711.67, 276,960,632,743.67 and 109,234,947,039.20

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Solution

The fourth proportional to 200,690,814,711.67, 276,960,632,743.67 and 109,234,947,039.20 is: 150,748,204,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,690,814,711.67 : 276,960,632,743.67 = 109,234,947,039.20 : x
  2. Step 2: Convert to fraction form
    200,690,814,711.67/276,960,632,743.67 = 109,234,947,039.20/x
  3. Step 3: Cross multiply
    200,690,814,711.67x = 276,960,632,743.67 × 109,234,947,039.20
  4. Step 4: Simplify right side
    200,690,814,711.67x = 30,253,780,049,698,112,929,792
  5. Step 5: Solve for x
    x = 30,253,780,049,698,112,929,792/200,690,814,711.67
  6. Step 6: Final answer
    x = 150,748,204,860.12

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1.5x scale

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.