Home / 159,788,034.37-220,659,775.59-151,082,903.65

Finding the Fourth Proportional to 159,788,034.37, 220,659,775.59 and 151,082,903.65

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Solution

The fourth proportional to 159,788,034.37, 220,659,775.59 and 151,082,903.65 is: 208,638,398.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,788,034.37 : 220,659,775.59 = 151,082,903.65 : x
  2. Step 2: Convert to fraction form
    159,788,034.37/220,659,775.59 = 151,082,903.65/x
  3. Step 3: Cross multiply
    159,788,034.37x = 220,659,775.59 × 151,082,903.65
  4. Step 4: Simplify right side
    159,788,034.37x = 33,337,919,614,894,592
  5. Step 5: Solve for x
    x = 33,337,919,614,894,592/159,788,034.37
  6. Step 6: Final answer
    x = 208,638,398.65

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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.