Home / 161,441,719-222,789,513.63-88,102,861

Finding the Fourth Proportional to 161,441,719, 222,789,513.63 and 88,102,861

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Solution

The fourth proportional to 161,441,719, 222,789,513.63 and 88,102,861 is: 121,581,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,441,719 : 222,789,513.63 = 88,102,861 : x
  2. Step 2: Convert to fraction form
    161,441,719/222,789,513.63 = 88,102,861/x
  3. Step 3: Cross multiply
    161,441,719x = 222,789,513.63 × 88,102,861
  4. Step 4: Simplify right side
    161,441,719x = 19,628,393,551,601,496
  5. Step 5: Solve for x
    x = 19,628,393,551,601,496/161,441,719
  6. Step 6: Final answer
    x = 121,581,916.21

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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.