Home / 151,674,803.09-227,577,747.50-81,563,084.65

Finding the Fourth Proportional to 151,674,803.09, 227,577,747.50 and 81,563,084.65

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Solution

The fourth proportional to 151,674,803.09, 227,577,747.50 and 81,563,084.65 is: 122,379,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,674,803.09 : 227,577,747.50 = 81,563,084.65 : x
  2. Step 2: Convert to fraction form
    151,674,803.09/227,577,747.50 = 81,563,084.65/x
  3. Step 3: Cross multiply
    151,674,803.09x = 227,577,747.50 × 81,563,084.65
  4. Step 4: Simplify right side
    151,674,803.09x = 18,561,943,082,457,028
  5. Step 5: Solve for x
    x = 18,561,943,082,457,028/151,674,803.09
  6. Step 6: Final answer
    x = 122,379,872.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.