Home / 101,104,059.96-139,523,298.66-54,694,301.04

Finding the Fourth Proportional to 101,104,059.96, 139,523,298.66 and 54,694,301.04

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Solution

The fourth proportional to 101,104,059.96, 139,523,298.66 and 54,694,301.04 is: 75,477,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,104,059.96 : 139,523,298.66 = 54,694,301.04 : x
  2. Step 2: Convert to fraction form
    101,104,059.96/139,523,298.66 = 54,694,301.04/x
  3. Step 3: Cross multiply
    101,104,059.96x = 139,523,298.66 × 54,694,301.04
  4. Step 4: Simplify right side
    101,104,059.96x = 7,631,129,299,003,868
  5. Step 5: Solve for x
    x = 7,631,129,299,003,868/101,104,059.96
  6. Step 6: Final answer
    x = 75,477,970.93

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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.