Home / 218,433,134.85-301,435,688.30-119,313,844.31

Finding the Fourth Proportional to 218,433,134.85, 301,435,688.30 and 119,313,844.31

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Solution

The fourth proportional to 218,433,134.85, 301,435,688.30 and 119,313,844.31 is: 164,651,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,433,134.85 : 301,435,688.30 = 119,313,844.31 : x
  2. Step 2: Convert to fraction form
    218,433,134.85/301,435,688.30 = 119,313,844.31/x
  3. Step 3: Cross multiply
    218,433,134.85x = 301,435,688.30 × 119,313,844.31
  4. Step 4: Simplify right side
    218,433,134.85x = 35,965,450,781,200,144
  5. Step 5: Solve for x
    x = 35,965,450,781,200,144/218,433,134.85
  6. Step 6: Final answer
    x = 164,651,992.04

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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.