Home / 39,920,186,021.56-55,090,292,066.34-22,099,141,134.52

Finding the Fourth Proportional to 39,920,186,021.56, 55,090,292,066.34 and 22,099,141,134.52

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Solution

The fourth proportional to 39,920,186,021.56, 55,090,292,066.34 and 22,099,141,134.52 is: 30,497,055,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,920,186,021.56 : 55,090,292,066.34 = 22,099,141,134.52 : x
  2. Step 2: Convert to fraction form
    39,920,186,021.56/55,090,292,066.34 = 22,099,141,134.52/x
  3. Step 3: Cross multiply
    39,920,186,021.56x = 55,090,292,066.34 × 22,099,141,134.52
  4. Step 4: Simplify right side
    39,920,186,021.56x = 1,217,448,139,515,975,172,096
  5. Step 5: Solve for x
    x = 1,217,448,139,515,975,172,096/39,920,186,021.56
  6. Step 6: Final answer
    x = 30,497,055,771.70

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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.