Home / 204,397,655,007.60-306,596,482,511.40-137,451,394,508.40

Finding the Fourth Proportional to 204,397,655,007.60, 306,596,482,511.40 and 137,451,394,508.40

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Solution

The fourth proportional to 204,397,655,007.60, 306,596,482,511.40 and 137,451,394,508.40 is: 206,177,091,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,397,655,007.60 : 306,596,482,511.40 = 137,451,394,508.40 : x
  2. Step 2: Convert to fraction form
    204,397,655,007.60/306,596,482,511.40 = 137,451,394,508.40/x
  3. Step 3: Cross multiply
    204,397,655,007.60x = 306,596,482,511.40 × 137,451,394,508.40
  4. Step 4: Simplify right side
    204,397,655,007.60x = 42,142,114,072,562,203,885,568
  5. Step 5: Solve for x
    x = 42,142,114,072,562,203,885,568/204,397,655,007.60
  6. Step 6: Final answer
    x = 206,177,091,762.60

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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.