Home / 231,962,666,175.52-320,136,346,349.74-140,508,533,608.24

Finding the Fourth Proportional to 231,962,666,175.52, 320,136,346,349.74 and 140,508,533,608.24

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Solution

The fourth proportional to 231,962,666,175.52, 320,136,346,349.74 and 140,508,533,608.24 is: 193,918,656,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,962,666,175.52 : 320,136,346,349.74 = 140,508,533,608.24 : x
  2. Step 2: Convert to fraction form
    231,962,666,175.52/320,136,346,349.74 = 140,508,533,608.24/x
  3. Step 3: Cross multiply
    231,962,666,175.52x = 320,136,346,349.74 × 140,508,533,608.24
  4. Step 4: Simplify right side
    231,962,666,175.52x = 44,981,888,580,301,600,325,632
  5. Step 5: Solve for x
    x = 44,981,888,580,301,600,325,632/231,962,666,175.52
  6. Step 6: Final answer
    x = 193,918,656,488.73

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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.