Home / 262,294,213.50-393,460,215.93-100,736,149.50

Finding the Fourth Proportional to 262,294,213.50, 393,460,215.93 and 100,736,149.50

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Solution

The fourth proportional to 262,294,213.50, 393,460,215.93 and 100,736,149.50 is: 151,111,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,294,213.50 : 393,460,215.93 = 100,736,149.50 : x
  2. Step 2: Convert to fraction form
    262,294,213.50/393,460,215.93 = 100,736,149.50/x
  3. Step 3: Cross multiply
    262,294,213.50x = 393,460,215.93 × 100,736,149.50
  4. Step 4: Simplify right side
    262,294,213.50x = 39,635,667,134,226,760
  5. Step 5: Solve for x
    x = 39,635,667,134,226,760/262,294,213.50
  6. Step 6: Final answer
    x = 151,111,481.28

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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.