Home / 256,609,811.10-384,158,889.45-241,661,228.70

Finding the Fourth Proportional to 256,609,811.10, 384,158,889.45 and 241,661,228.70

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Solution

The fourth proportional to 256,609,811.10, 384,158,889.45 and 241,661,228.70 is: 361,780,045.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,609,811.10 : 384,158,889.45 = 241,661,228.70 : x
  2. Step 2: Convert to fraction form
    256,609,811.10/384,158,889.45 = 241,661,228.70/x
  3. Step 3: Cross multiply
    256,609,811.10x = 384,158,889.45 × 241,661,228.70
  4. Step 4: Simplify right side
    256,609,811.10x = 92,836,309,240,514,464
  5. Step 5: Solve for x
    x = 92,836,309,240,514,464/256,609,811.10
  6. Step 6: Final answer
    x = 361,780,045.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.