Home / 150,151,522.87-207,199,960.34-83,166,510.41

Finding the Fourth Proportional to 150,151,522.87, 207,199,960.34 and 83,166,510.41

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Solution

The fourth proportional to 150,151,522.87, 207,199,960.34 and 83,166,510.41 is: 114,764,721.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,151,522.87 : 207,199,960.34 = 83,166,510.41 : x
  2. Step 2: Convert to fraction form
    150,151,522.87/207,199,960.34 = 83,166,510.41/x
  3. Step 3: Cross multiply
    150,151,522.87x = 207,199,960.34 × 83,166,510.41
  4. Step 4: Simplify right side
    150,151,522.87x = 17,232,097,658,568,196
  5. Step 5: Solve for x
    x = 17,232,097,658,568,196/150,151,522.87
  6. Step 6: Final answer
    x = 114,764,721.19

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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.