Home / 116,668,296.20-161,003,938.20-64,458,532.64

Finding the Fourth Proportional to 116,668,296.20, 161,003,938.20 and 64,458,532.64

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Solution

The fourth proportional to 116,668,296.20, 161,003,938.20 and 64,458,532.64 is: 88,953,708.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,668,296.20 : 161,003,938.20 = 64,458,532.64 : x
  2. Step 2: Convert to fraction form
    116,668,296.20/161,003,938.20 = 64,458,532.64/x
  3. Step 3: Cross multiply
    116,668,296.20x = 161,003,938.20 × 64,458,532.64
  4. Step 4: Simplify right side
    116,668,296.20x = 10,378,077,605,633,242
  5. Step 5: Solve for x
    x = 10,378,077,605,633,242/116,668,296.20
  6. Step 6: Final answer
    x = 88,953,708.45

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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.