Home / 116,668,294.20-161,003,935.44-64,458,530.64

Finding the Fourth Proportional to 116,668,294.20, 161,003,935.44 and 64,458,530.64

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Solution

The fourth proportional to 116,668,294.20, 161,003,935.44 and 64,458,530.64 is: 88,953,705.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,668,294.20 : 161,003,935.44 = 64,458,530.64 : x
  2. Step 2: Convert to fraction form
    116,668,294.20/161,003,935.44 = 64,458,530.64/x
  3. Step 3: Cross multiply
    116,668,294.20x = 161,003,935.44 × 64,458,530.64
  4. Step 4: Simplify right side
    116,668,294.20x = 10,378,077,105,719,822
  5. Step 5: Solve for x
    x = 10,378,077,105,719,822/116,668,294.20
  6. Step 6: Final answer
    x = 88,953,705.69

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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.