Home / 159,788,033.37-220,659,774.21-151,082,902.65

Finding the Fourth Proportional to 159,788,033.37, 220,659,774.21 and 151,082,902.65

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Solution

The fourth proportional to 159,788,033.37, 220,659,774.21 and 151,082,902.65 is: 208,638,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,788,033.37 : 220,659,774.21 = 151,082,902.65 : x
  2. Step 2: Convert to fraction form
    159,788,033.37/220,659,774.21 = 151,082,902.65/x
  3. Step 3: Cross multiply
    159,788,033.37x = 220,659,774.21 × 151,082,902.65
  4. Step 4: Simplify right side
    159,788,033.37x = 33,337,919,186,567,888
  5. Step 5: Solve for x
    x = 33,337,919,186,567,888/159,788,033.37
  6. Step 6: Final answer
    x = 208,638,397.28

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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.