Home / 161,174,282.90-222,418,382.77-89,646,682.10

Finding the Fourth Proportional to 161,174,282.90, 222,418,382.77 and 89,646,682.10

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Solution

The fourth proportional to 161,174,282.90, 222,418,382.77 and 89,646,682.10 is: 123,711,237.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,174,282.90 : 222,418,382.77 = 89,646,682.10 : x
  2. Step 2: Convert to fraction form
    161,174,282.90/222,418,382.77 = 89,646,682.10/x
  3. Step 3: Cross multiply
    161,174,282.90x = 222,418,382.77 × 89,646,682.10
  4. Step 4: Simplify right side
    161,174,282.90x = 19,939,070,052,378,276
  5. Step 5: Solve for x
    x = 19,939,070,052,378,276/161,174,282.90
  6. Step 6: Final answer
    x = 123,711,237.89

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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.