Home / 115,114,536.42-158,858,472.96-62,903,571.54

Finding the Fourth Proportional to 115,114,536.42, 158,858,472.96 and 62,903,571.54

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Solution

The fourth proportional to 115,114,536.42, 158,858,472.96 and 62,903,571.54 is: 86,807,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,114,536.42 : 158,858,472.96 = 62,903,571.54 : x
  2. Step 2: Convert to fraction form
    115,114,536.42/158,858,472.96 = 62,903,571.54/x
  3. Step 3: Cross multiply
    115,114,536.42x = 158,858,472.96 × 62,903,571.54
  4. Step 4: Simplify right side
    115,114,536.42x = 9,992,765,318,574,516
  5. Step 5: Solve for x
    x = 9,992,765,318,574,516/115,114,536.42
  6. Step 6: Final answer
    x = 86,807,154.24

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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.