Home / 190,109,714.92-262,344,618.60-107,601,728.20

Finding the Fourth Proportional to 190,109,714.92, 262,344,618.60 and 107,601,728.20

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Solution

The fourth proportional to 190,109,714.92, 262,344,618.60 and 107,601,728.20 is: 148,486,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,109,714.92 : 262,344,618.60 = 107,601,728.20 : x
  2. Step 2: Convert to fraction form
    190,109,714.92/262,344,618.60 = 107,601,728.20/x
  3. Step 3: Cross multiply
    190,109,714.92x = 262,344,618.60 × 107,601,728.20
  4. Step 4: Simplify right side
    190,109,714.92x = 28,228,734,345,329,864
  5. Step 5: Solve for x
    x = 28,228,734,345,329,864/190,109,714.92
  6. Step 6: Final answer
    x = 148,486,542.93

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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.