Home / 199,998,921,283.56-275,998,784,683.44-108,547,473,512.76

Finding the Fourth Proportional to 199,998,921,283.56, 275,998,784,683.44 and 108,547,473,512.76

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Solution

The fourth proportional to 199,998,921,283.56, 275,998,784,683.44 and 108,547,473,512.76 is: 149,795,661,785.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,998,921,283.56 : 275,998,784,683.44 = 108,547,473,512.76 : x
  2. Step 2: Convert to fraction form
    199,998,921,283.56/275,998,784,683.44 = 108,547,473,512.76/x
  3. Step 3: Cross multiply
    199,998,921,283.56x = 275,998,784,683.44 × 108,547,473,512.76
  4. Step 4: Simplify right side
    199,998,921,283.56x = 29,958,970,769,979,654,275,072
  5. Step 5: Solve for x
    x = 29,958,970,769,979,654,275,072/199,998,921,283.56
  6. Step 6: Final answer
    x = 149,795,661,785.11

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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.