Home / 98,209,996.64-135,533,067.20-53,558,404.96

Finding the Fourth Proportional to 98,209,996.64, 135,533,067.20 and 53,558,404.96

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Solution

The fourth proportional to 98,209,996.64, 135,533,067.20 and 53,558,404.96 is: 73,912,383.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,209,996.64 : 135,533,067.20 = 53,558,404.96 : x
  2. Step 2: Convert to fraction form
    98,209,996.64/135,533,067.20 = 53,558,404.96/x
  3. Step 3: Cross multiply
    98,209,996.64x = 135,533,067.20 × 53,558,404.96
  4. Step 4: Simplify right side
    98,209,996.64x = 7,258,934,898,568,493
  5. Step 5: Solve for x
    x = 7,258,934,898,568,493/98,209,996.64
  6. Step 6: Final answer
    x = 73,912,383.13

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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.