Home / 137,640,289,984.52-206,460,434,976.78-137,640,289,984.52

Finding the Fourth Proportional to 137,640,289,984.52, 206,460,434,976.78 and 137,640,289,984.52

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Solution

The fourth proportional to 137,640,289,984.52, 206,460,434,976.78 and 137,640,289,984.52 is: 206,460,434,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,640,289,984.52 : 206,460,434,976.78 = 137,640,289,984.52 : x
  2. Step 2: Convert to fraction form
    137,640,289,984.52/206,460,434,976.78 = 137,640,289,984.52/x
  3. Step 3: Cross multiply
    137,640,289,984.52x = 206,460,434,976.78 × 137,640,289,984.52
  4. Step 4: Simplify right side
    137,640,289,984.52x = 28,417,274,140,534,134,276,096
  5. Step 5: Solve for x
    x = 28,417,274,140,534,134,276,096/137,640,289,984.52
  6. Step 6: Final answer
    x = 206,460,434,976.78

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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.