Home / 134,315,188.80-201,373,250.40-91,076,481.60

Finding the Fourth Proportional to 134,315,188.80, 201,373,250.40 and 91,076,481.60

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Solution

The fourth proportional to 134,315,188.80, 201,373,250.40 and 91,076,481.60 is: 136,547,231.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,315,188.80 : 201,373,250.40 = 91,076,481.60 : x
  2. Step 2: Convert to fraction form
    134,315,188.80/201,373,250.40 = 91,076,481.60/x
  3. Step 3: Cross multiply
    134,315,188.80x = 201,373,250.40 × 91,076,481.60
  4. Step 4: Simplify right side
    134,315,188.80x = 18,340,367,134,787,792
  5. Step 5: Solve for x
    x = 18,340,367,134,787,792/134,315,188.80
  6. Step 6: Final answer
    x = 136,547,231.17

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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.