Home / 222,124,172.68-306,527,515.38-123,002,955.40

Finding the Fourth Proportional to 222,124,172.68, 306,527,515.38 and 123,002,955.40

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Solution

The fourth proportional to 222,124,172.68, 306,527,515.38 and 123,002,955.40 is: 169,741,950.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,124,172.68 : 306,527,515.38 = 123,002,955.40 : x
  2. Step 2: Convert to fraction form
    222,124,172.68/306,527,515.38 = 123,002,955.40/x
  3. Step 3: Cross multiply
    222,124,172.68x = 306,527,515.38 × 123,002,955.40
  4. Step 4: Simplify right side
    222,124,172.68x = 37,703,790,303,158,952
  5. Step 5: Solve for x
    x = 37,703,790,303,158,952/222,124,172.68
  6. Step 6: Final answer
    x = 169,741,950.41

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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.