Home / 71,147,132,050.19-106,720,947,529.56-18,088,170,891.39

Finding the Fourth Proportional to 71,147,132,050.19, 106,720,947,529.56 and 18,088,170,891.39

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Solution

The fourth proportional to 71,147,132,050.19, 106,720,947,529.56 and 18,088,170,891.39 is: 27,132,319,757.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,147,132,050.19 : 106,720,947,529.56 = 18,088,170,891.39 : x
  2. Step 2: Convert to fraction form
    71,147,132,050.19/106,720,947,529.56 = 18,088,170,891.39/x
  3. Step 3: Cross multiply
    71,147,132,050.19x = 106,720,947,529.56 × 18,088,170,891.39
  4. Step 4: Simplify right side
    71,147,132,050.19x = 1,930,386,736,605,746,692,096
  5. Step 5: Solve for x
    x = 1,930,386,736,605,746,692,096/71,147,132,050.19
  6. Step 6: Final answer
    x = 27,132,319,757.37

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1.5x scale

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.