Home / 159,788,029.98-220,659,769.56-151,082,899.28

Finding the Fourth Proportional to 159,788,029.98, 220,659,769.56 and 151,082,899.28

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Solution

The fourth proportional to 159,788,029.98, 220,659,769.56 and 151,082,899.28 is: 208,638,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,788,029.98 : 220,659,769.56 = 151,082,899.28 : x
  2. Step 2: Convert to fraction form
    159,788,029.98/220,659,769.56 = 151,082,899.28/x
  3. Step 3: Cross multiply
    159,788,029.98x = 220,659,769.56 × 151,082,899.28
  4. Step 4: Simplify right side
    159,788,029.98x = 33,337,917,739,449,196
  5. Step 5: Solve for x
    x = 33,337,917,739,449,196/159,788,029.98
  6. Step 6: Final answer
    x = 208,638,392.65

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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.