Home / 119,568,740.70-179,395,101.45-51,432,318.30

Finding the Fourth Proportional to 119,568,740.70, 179,395,101.45 and 51,432,318.30

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Solution

The fourth proportional to 119,568,740.70, 179,395,101.45 and 51,432,318.30 is: 77,166,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,568,740.70 : 179,395,101.45 = 51,432,318.30 : x
  2. Step 2: Convert to fraction form
    119,568,740.70/179,395,101.45 = 51,432,318.30/x
  3. Step 3: Cross multiply
    119,568,740.70x = 179,395,101.45 × 51,432,318.30
  4. Step 4: Simplify right side
    119,568,740.70x = 9,226,705,959,237,190
  5. Step 5: Solve for x
    x = 9,226,705,959,237,190/119,568,740.70
  6. Step 6: Final answer
    x = 77,166,539.56

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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.