Home / 234,514,143-351,542,461.10-111,659,450.81

Finding the Fourth Proportional to 234,514,143, 351,542,461.10 and 111,659,450.81

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Solution

The fourth proportional to 234,514,143, 351,542,461.10 and 111,659,450.81 is: 167,380,259.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,514,143 : 351,542,461.10 = 111,659,450.81 : x
  2. Step 2: Convert to fraction form
    234,514,143/351,542,461.10 = 111,659,450.81/x
  3. Step 3: Cross multiply
    234,514,143x = 351,542,461.10 × 111,659,450.81
  4. Step 4: Simplify right side
    234,514,143x = 39,253,038,140,505,784
  5. Step 5: Solve for x
    x = 39,253,038,140,505,784/234,514,143
  6. Step 6: Final answer
    x = 167,380,259.62

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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.