Home / 21,861,140,424.26-30,168,388,020.22-11,836,642,062.02

Finding the Fourth Proportional to 21,861,140,424.26, 30,168,388,020.22 and 11,836,642,062.02

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Solution

The fourth proportional to 21,861,140,424.26, 30,168,388,020.22 and 11,836,642,062.02 is: 16,334,573,752.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,861,140,424.26 : 30,168,388,020.22 = 11,836,642,062.02 : x
  2. Step 2: Convert to fraction form
    21,861,140,424.26/30,168,388,020.22 = 11,836,642,062.02/x
  3. Step 3: Cross multiply
    21,861,140,424.26x = 30,168,388,020.22 × 11,836,642,062.02
  4. Step 4: Simplify right side
    21,861,140,424.26x = 357,092,410,583,289,954,304
  5. Step 5: Solve for x
    x = 357,092,410,583,289,954,304/21,861,140,424.26
  6. Step 6: Final answer
    x = 16,334,573,752.94

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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.