Home / 146,868,305,062.97-220,347,417,875.24-75,208,556,969.30

Finding the Fourth Proportional to 146,868,305,062.97, 220,347,417,875.24 and 75,208,556,969.30

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Solution

The fourth proportional to 146,868,305,062.97, 220,347,417,875.24 and 75,208,556,969.30 is: 112,835,858,786.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,868,305,062.97 : 220,347,417,875.24 = 75,208,556,969.30 : x
  2. Step 2: Convert to fraction form
    146,868,305,062.97/220,347,417,875.24 = 75,208,556,969.30/x
  3. Step 3: Cross multiply
    146,868,305,062.97x = 220,347,417,875.24 × 75,208,556,969.30
  4. Step 4: Simplify right side
    146,868,305,062.97x = 16,572,011,330,308,140,957,696
  5. Step 5: Solve for x
    x = 16,572,011,330,308,140,957,696/146,868,305,062.97
  6. Step 6: Final answer
    x = 112,835,858,786.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.