Home / 81,115,496,707.05-111,924,584,404.11-46,808,687,653.33

Finding the Fourth Proportional to 81,115,496,707.05, 111,924,584,404.11 and 46,808,687,653.33

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Solution

The fourth proportional to 81,115,496,707.05, 111,924,584,404.11 and 46,808,687,653.33 is: 64,587,447,834.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,115,496,707.05 : 111,924,584,404.11 = 46,808,687,653.33 : x
  2. Step 2: Convert to fraction form
    81,115,496,707.05/111,924,584,404.11 = 46,808,687,653.33/x
  3. Step 3: Cross multiply
    81,115,496,707.05x = 111,924,584,404.11 × 46,808,687,653.33
  4. Step 4: Simplify right side
    81,115,496,707.05x = 5,239,042,912,100,979,572,736
  5. Step 5: Solve for x
    x = 5,239,042,912,100,979,572,736/81,115,496,707.05
  6. Step 6: Final answer
    x = 64,587,447,834.06

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Double scale
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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.