Home / 135,617,950.20-187,147,611.36-73,738,340.40

Finding the Fourth Proportional to 135,617,950.20, 187,147,611.36 and 73,738,340.40

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Solution

The fourth proportional to 135,617,950.20, 187,147,611.36 and 73,738,340.40 is: 101,756,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,617,950.20 : 187,147,611.36 = 73,738,340.40 : x
  2. Step 2: Convert to fraction form
    135,617,950.20/187,147,611.36 = 73,738,340.40/x
  3. Step 3: Cross multiply
    135,617,950.20x = 187,147,611.36 × 73,738,340.40
  4. Step 4: Simplify right side
    135,617,950.20x = 13,799,954,271,510,590
  5. Step 5: Solve for x
    x = 13,799,954,271,510,590/135,617,950.20
  6. Step 6: Final answer
    x = 101,756,104.20

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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.