Home / 242,381,429.68-334,486,747.20-137,959,499.92

Finding the Fourth Proportional to 242,381,429.68, 334,486,747.20 and 137,959,499.92

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Solution

The fourth proportional to 242,381,429.68, 334,486,747.20 and 137,959,499.92 is: 190,384,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,381,429.68 : 334,486,747.20 = 137,959,499.92 : x
  2. Step 2: Convert to fraction form
    242,381,429.68/334,486,747.20 = 137,959,499.92/x
  3. Step 3: Cross multiply
    242,381,429.68x = 334,486,747.20 × 137,959,499.92
  4. Step 4: Simplify right side
    242,381,429.68x = 46,145,624,373,579,456
  5. Step 5: Solve for x
    x = 46,145,624,373,579,456/242,381,429.68
  6. Step 6: Final answer
    x = 190,384,322.90

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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.