Home / 238,621,857.68-329,259,675.68-134,193,701.20

Finding the Fourth Proportional to 238,621,857.68, 329,259,675.68 and 134,193,701.20

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Solution

The fourth proportional to 238,621,857.68, 329,259,675.68 and 134,193,701.20 is: 185,165,663.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,621,857.68 : 329,259,675.68 = 134,193,701.20 : x
  2. Step 2: Convert to fraction form
    238,621,857.68/329,259,675.68 = 134,193,701.20/x
  3. Step 3: Cross multiply
    238,621,857.68x = 329,259,675.68 × 134,193,701.20
  4. Step 4: Simplify right side
    238,621,857.68x = 44,184,574,535,410,832
  5. Step 5: Solve for x
    x = 44,184,574,535,410,832/238,621,857.68
  6. Step 6: Final answer
    x = 185,165,663.22

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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.