Home / 27,960,087,450.75-38,584,919,206.41-15,099,726,172.23

Finding the Fourth Proportional to 27,960,087,450.75, 38,584,919,206.41 and 15,099,726,172.23

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Solution

The fourth proportional to 27,960,087,450.75, 38,584,919,206.41 and 15,099,726,172.23 is: 20,837,621,320.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960,087,450.75 : 38,584,919,206.41 = 15,099,726,172.23 : x
  2. Step 2: Convert to fraction form
    27,960,087,450.75/38,584,919,206.41 = 15,099,726,172.23/x
  3. Step 3: Cross multiply
    27,960,087,450.75x = 38,584,919,206.41 × 15,099,726,172.23
  4. Step 4: Simplify right side
    27,960,087,450.75x = 582,621,714,394,409,140,224
  5. Step 5: Solve for x
    x = 582,621,714,394,409,140,224/27,960,087,450.75
  6. Step 6: Final answer
    x = 20,837,621,320.77

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Double scale
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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.