Home / 150,475,101,397.64-207,655,673,823.91-82,809,691,615.73

Finding the Fourth Proportional to 150,475,101,397.64, 207,655,673,823.91 and 82,809,691,615.73

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Solution

The fourth proportional to 150,475,101,397.64, 207,655,673,823.91 and 82,809,691,615.73 is: 114,277,393,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475,101,397.64 : 207,655,673,823.91 = 82,809,691,615.73 : x
  2. Step 2: Convert to fraction form
    150,475,101,397.64/207,655,673,823.91 = 82,809,691,615.73/x
  3. Step 3: Cross multiply
    150,475,101,397.64x = 207,655,673,823.91 × 82,809,691,615.73
  4. Step 4: Simplify right side
    150,475,101,397.64x = 17,195,902,311,614,602,280,960
  5. Step 5: Solve for x
    x = 17,195,902,311,614,602,280,960/150,475,101,397.64
  6. Step 6: Final answer
    x = 114,277,393,082.95

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1.5x scale

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.