Home / 239,041,051.56-329,877,334.35-138,589,010.51

Finding the Fourth Proportional to 239,041,051.56, 329,877,334.35 and 138,589,010.51

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Solution

The fourth proportional to 239,041,051.56, 329,877,334.35 and 138,589,010.51 is: 191,253,230.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,041,051.56 : 329,877,334.35 = 138,589,010.51 : x
  2. Step 2: Convert to fraction form
    239,041,051.56/329,877,334.35 = 138,589,010.51/x
  3. Step 3: Cross multiply
    239,041,051.56x = 329,877,334.35 × 138,589,010.51
  4. Step 4: Simplify right side
    239,041,051.56x = 45,717,373,355,593,552
  5. Step 5: Solve for x
    x = 45,717,373,355,593,552/239,041,051.56
  6. Step 6: Final answer
    x = 191,253,230.59

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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.