Home / 218,682,155.60-301,781,918.04-119,569,299.29

Finding the Fourth Proportional to 218,682,155.60, 301,781,918.04 and 119,569,299.29

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Solution

The fourth proportional to 218,682,155.60, 301,781,918.04 and 119,569,299.29 is: 165,005,930.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,682,155.60 : 301,781,918.04 = 119,569,299.29 : x
  2. Step 2: Convert to fraction form
    218,682,155.60/301,781,918.04 = 119,569,299.29/x
  3. Step 3: Cross multiply
    218,682,155.60x = 301,781,918.04 × 119,569,299.29
  4. Step 4: Simplify right side
    218,682,155.60x = 36,083,852,478,280,176
  5. Step 5: Solve for x
    x = 36,083,852,478,280,176/218,682,155.60
  6. Step 6: Final answer
    x = 165,005,930.09

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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.