Home / 112,134,158.40-168,076,821.60-43,954,190.40

Finding the Fourth Proportional to 112,134,158.40, 168,076,821.60 and 43,954,190.40

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Solution

The fourth proportional to 112,134,158.40, 168,076,821.60 and 43,954,190.40 is: 65,882,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,134,158.40 : 168,076,821.60 = 43,954,190.40 : x
  2. Step 2: Convert to fraction form
    112,134,158.40/168,076,821.60 = 43,954,190.40/x
  3. Step 3: Cross multiply
    112,134,158.40x = 168,076,821.60 × 43,954,190.40
  4. Step 4: Simplify right side
    112,134,158.40x = 7,387,680,618,433,232
  5. Step 5: Solve for x
    x = 7,387,680,618,433,232/112,134,158.40
  6. Step 6: Final answer
    x = 65,882,517.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.