Home / 195,176,216.47-269,341,606.87-105,867,939.15

Finding the Fourth Proportional to 195,176,216.47, 269,341,606.87 and 105,867,939.15

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Solution

The fourth proportional to 195,176,216.47, 269,341,606.87 and 105,867,939.15 is: 146,096,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,176,216.47 : 269,341,606.87 = 105,867,939.15 : x
  2. Step 2: Convert to fraction form
    195,176,216.47/269,341,606.87 = 105,867,939.15/x
  3. Step 3: Cross multiply
    195,176,216.47x = 269,341,606.87 × 105,867,939.15
  4. Step 4: Simplify right side
    195,176,216.47x = 28,514,640,846,676,384
  5. Step 5: Solve for x
    x = 28,514,640,846,676,384/195,176,216.47
  6. Step 6: Final answer
    x = 146,096,903.42

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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.