Home / 68,170,053.33-94,076,995.05-40,316,640.03

Finding the Fourth Proportional to 68,170,053.33, 94,076,995.05 and 40,316,640.03

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Solution

The fourth proportional to 68,170,053.33, 94,076,995.05 and 40,316,640.03 is: 55,638,336.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,170,053.33 : 94,076,995.05 = 40,316,640.03 : x
  2. Step 2: Convert to fraction form
    68,170,053.33/94,076,995.05 = 40,316,640.03/x
  3. Step 3: Cross multiply
    68,170,053.33x = 94,076,995.05 × 40,316,640.03
  4. Step 4: Simplify right side
    68,170,053.33x = 3,792,868,344,534,942
  5. Step 5: Solve for x
    x = 3,792,868,344,534,942/68,170,053.33
  6. Step 6: Final answer
    x = 55,638,336.18

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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.