Home / 201,299,596,945.70-277,799,347,578.51-109,854,052,157.43

Finding the Fourth Proportional to 201,299,596,945.70, 277,799,347,578.51 and 109,854,052,157.43

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Solution

The fourth proportional to 201,299,596,945.70, 277,799,347,578.51 and 109,854,052,157.43 is: 151,601,813,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,299,596,945.70 : 277,799,347,578.51 = 109,854,052,157.43 : x
  2. Step 2: Convert to fraction form
    201,299,596,945.70/277,799,347,578.51 = 109,854,052,157.43/x
  3. Step 3: Cross multiply
    201,299,596,945.70x = 277,799,347,578.51 × 109,854,052,157.43
  4. Step 4: Simplify right side
    201,299,596,945.70x = 30,517,384,018,189,661,241,344
  5. Step 5: Solve for x
    x = 30,517,384,018,189,661,241,344/201,299,596,945.70
  6. Step 6: Final answer
    x = 151,601,813,819.93

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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.