Home / 3,711,309,255.67-5,121,627,020.18-2,185,463,966.71

Finding the Fourth Proportional to 3,711,309,255.67, 5,121,627,020.18 and 2,185,463,966.71

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Solution

The fourth proportional to 3,711,309,255.67, 5,121,627,020.18 and 2,185,463,966.71 is: 3,015,952,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,309,255.67 : 5,121,627,020.18 = 2,185,463,966.71 : x
  2. Step 2: Convert to fraction form
    3,711,309,255.67/5,121,627,020.18 = 2,185,463,966.71/x
  3. Step 3: Cross multiply
    3,711,309,255.67x = 5,121,627,020.18 × 2,185,463,966.71
  4. Step 4: Simplify right side
    3,711,309,255.67x = 11,193,131,303,531,700,224
  5. Step 5: Solve for x
    x = 11,193,131,303,531,700,224/3,711,309,255.67
  6. Step 6: Final answer
    x = 3,015,952,197.04

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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.