Home / 190,656,980.01-263,098,884.38-108,148,993.29

Finding the Fourth Proportional to 190,656,980.01, 263,098,884.38 and 108,148,993.29

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Solution

The fourth proportional to 190,656,980.01, 263,098,884.38 and 108,148,993.29 is: 149,241,215.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,656,980.01 : 263,098,884.38 = 108,148,993.29 : x
  2. Step 2: Convert to fraction form
    190,656,980.01/263,098,884.38 = 108,148,993.29/x
  3. Step 3: Cross multiply
    190,656,980.01x = 263,098,884.38 × 108,148,993.29
  4. Step 4: Simplify right side
    190,656,980.01x = 28,453,879,480,878,364
  5. Step 5: Solve for x
    x = 28,453,879,480,878,364/190,656,980.01
  6. Step 6: Final answer
    x = 149,241,215.71

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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.