Home / 126,144,080.40-189,216,120.60-126,144,080.40

Finding the Fourth Proportional to 126,144,080.40, 189,216,120.60 and 126,144,080.40

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Solution

The fourth proportional to 126,144,080.40, 189,216,120.60 and 126,144,080.40 is: 189,216,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,144,080.40 : 189,216,120.60 = 126,144,080.40 : x
  2. Step 2: Convert to fraction form
    126,144,080.40/189,216,120.60 = 126,144,080.40/x
  3. Step 3: Cross multiply
    126,144,080.40x = 189,216,120.60 × 126,144,080.40
  4. Step 4: Simplify right side
    126,144,080.40x = 23,868,493,529,942,496
  5. Step 5: Solve for x
    x = 23,868,493,529,942,496/126,144,080.40
  6. Step 6: Final answer
    x = 189,216,120.60

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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.