Home / 119,568,739.20-179,395,099.20-51,432,316.80

Finding the Fourth Proportional to 119,568,739.20, 179,395,099.20 and 51,432,316.80

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Solution

The fourth proportional to 119,568,739.20, 179,395,099.20 and 51,432,316.80 is: 77,166,537.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,568,739.20 : 179,395,099.20 = 51,432,316.80 : x
  2. Step 2: Convert to fraction form
    119,568,739.20/179,395,099.20 = 51,432,316.80/x
  3. Step 3: Cross multiply
    119,568,739.20x = 179,395,099.20 × 51,432,316.80
  4. Step 4: Simplify right side
    119,568,739.20x = 9,226,705,574,421,826
  5. Step 5: Solve for x
    x = 9,226,705,574,421,826/119,568,739.20
  6. Step 6: Final answer
    x = 77,166,537.31

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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.