Home / 91,478,792,976.55-126,241,878,249.16-50,283,670,412.09

Finding the Fourth Proportional to 91,478,792,976.55, 126,241,878,249.16 and 50,283,670,412.09

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Solution

The fourth proportional to 91,478,792,976.55, 126,241,878,249.16 and 50,283,670,412.09 is: 69,392,093,965.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,478,792,976.55 : 126,241,878,249.16 = 50,283,670,412.09 : x
  2. Step 2: Convert to fraction form
    91,478,792,976.55/126,241,878,249.16 = 50,283,670,412.09/x
  3. Step 3: Cross multiply
    91,478,792,976.55x = 126,241,878,249.16 × 50,283,670,412.09
  4. Step 4: Simplify right side
    91,478,792,976.55x = 6,347,904,998,084,459,888,640
  5. Step 5: Solve for x
    x = 6,347,904,998,084,459,888,640/91,478,792,976.55
  6. Step 6: Final answer
    x = 69,392,093,965.56

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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.