Home / 150,475,101,113.43-207,655,673,432.49-82,809,691,331.22

Finding the Fourth Proportional to 150,475,101,113.43, 207,655,673,432.49 and 82,809,691,331.22

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Solution

The fourth proportional to 150,475,101,113.43, 207,655,673,432.49 and 82,809,691,331.22 is: 114,277,392,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475,101,113.43 : 207,655,673,432.49 = 82,809,691,331.22 : x
  2. Step 2: Convert to fraction form
    150,475,101,113.43/207,655,673,432.49 = 82,809,691,331.22/x
  3. Step 3: Cross multiply
    150,475,101,113.43x = 207,655,673,432.49 × 82,809,691,331.22
  4. Step 4: Simplify right side
    150,475,101,113.43x = 17,195,902,220,121,118,081,024
  5. Step 5: Solve for x
    x = 17,195,902,220,121,118,081,024/150,475,101,113.43
  6. Step 6: Final answer
    x = 114,277,392,690.76

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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.