Home / 115,222,890.48-159,022,114.14-75,563,773.80

Finding the Fourth Proportional to 115,222,890.48, 159,022,114.14 and 75,563,773.80

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Solution

The fourth proportional to 115,222,890.48, 159,022,114.14 and 75,563,773.80 is: 104,287,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,222,890.48 : 159,022,114.14 = 75,563,773.80 : x
  2. Step 2: Convert to fraction form
    115,222,890.48/159,022,114.14 = 75,563,773.80/x
  3. Step 3: Cross multiply
    115,222,890.48x = 159,022,114.14 × 75,563,773.80
  4. Step 4: Simplify right side
    115,222,890.48x = 12,016,311,062,072,740
  5. Step 5: Solve for x
    x = 12,016,311,062,072,740/115,222,890.48
  6. Step 6: Final answer
    x = 104,287,533.60

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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.