Home / 161,076,307.20-222,279,047.34-98,457,251.10

Finding the Fourth Proportional to 161,076,307.20, 222,279,047.34 and 98,457,251.10

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Solution

The fourth proportional to 161,076,307.20, 222,279,047.34 and 98,457,251.10 is: 135,867,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,076,307.20 : 222,279,047.34 = 98,457,251.10 : x
  2. Step 2: Convert to fraction form
    161,076,307.20/222,279,047.34 = 98,457,251.10/x
  3. Step 3: Cross multiply
    161,076,307.20x = 222,279,047.34 × 98,457,251.10
  4. Step 4: Simplify right side
    161,076,307.20x = 21,884,983,978,223,168
  5. Step 5: Solve for x
    x = 21,884,983,978,223,168/161,076,307.20
  6. Step 6: Final answer
    x = 135,867,182.20

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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.