Home / 131,872,665.01-181,995,172.23-73,154,261.65

Finding the Fourth Proportional to 131,872,665.01, 181,995,172.23 and 73,154,261.65

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Solution

The fourth proportional to 131,872,665.01, 181,995,172.23 and 73,154,261.65 is: 100,958,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,872,665.01 : 181,995,172.23 = 73,154,261.65 : x
  2. Step 2: Convert to fraction form
    131,872,665.01/181,995,172.23 = 73,154,261.65/x
  3. Step 3: Cross multiply
    131,872,665.01x = 181,995,172.23 × 73,154,261.65
  4. Step 4: Simplify right side
    131,872,665.01x = 13,313,722,448,350,234
  5. Step 5: Solve for x
    x = 13,313,722,448,350,234/131,872,665.01
  6. Step 6: Final answer
    x = 100,958,924.64

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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.