Home / 79,190,695,949.09-109,285,231,601.62-43,063,841,293.59

Finding the Fourth Proportional to 79,190,695,949.09, 109,285,231,601.62 and 43,063,841,293.59

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Solution

The fourth proportional to 79,190,695,949.09, 109,285,231,601.62 and 43,063,841,293.59 is: 59,429,227,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,190,695,949.09 : 109,285,231,601.62 = 43,063,841,293.59 : x
  2. Step 2: Convert to fraction form
    79,190,695,949.09/109,285,231,601.62 = 43,063,841,293.59/x
  3. Step 3: Cross multiply
    79,190,695,949.09x = 109,285,231,601.62 × 43,063,841,293.59
  4. Step 4: Simplify right side
    79,190,695,949.09x = 4,706,241,869,425,389,600,768
  5. Step 5: Solve for x
    x = 4,706,241,869,425,389,600,768/79,190,695,949.09
  6. Step 6: Final answer
    x = 59,429,227,297.75

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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.