Home / 189,003,820.04-260,882,919.18-109,638,937.88

Finding the Fourth Proportional to 189,003,820.04, 260,882,919.18 and 109,638,937.88

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Solution

The fourth proportional to 189,003,820.04, 260,882,919.18 and 109,638,937.88 is: 151,335,174.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,003,820.04 : 260,882,919.18 = 109,638,937.88 : x
  2. Step 2: Convert to fraction form
    189,003,820.04/260,882,919.18 = 109,638,937.88/x
  3. Step 3: Cross multiply
    189,003,820.04x = 260,882,919.18 × 109,638,937.88
  4. Step 4: Simplify right side
    189,003,820.04x = 28,602,926,169,929,080
  5. Step 5: Solve for x
    x = 28,602,926,169,929,080/189,003,820.04
  6. Step 6: Final answer
    x = 151,335,174.94

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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.