Home / 181,632,530.47-250,619,889.36-107,305,192.21

Finding the Fourth Proportional to 181,632,530.47, 250,619,889.36 and 107,305,192.21

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Solution

The fourth proportional to 181,632,530.47, 250,619,889.36 and 107,305,192.21 is: 148,061,667.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,632,530.47 : 250,619,889.36 = 107,305,192.21 : x
  2. Step 2: Convert to fraction form
    181,632,530.47/250,619,889.36 = 107,305,192.21/x
  3. Step 3: Cross multiply
    181,632,530.47x = 250,619,889.36 × 107,305,192.21
  4. Step 4: Simplify right side
    181,632,530.47x = 26,892,815,399,423,732
  5. Step 5: Solve for x
    x = 26,892,815,399,423,732/181,632,530.47
  6. Step 6: Final answer
    x = 148,061,667.86

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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.