Home / 115,114,770.36-158,858,806.20-62,903,813.88

Finding the Fourth Proportional to 115,114,770.36, 158,858,806.20 and 62,903,813.88

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Solution

The fourth proportional to 115,114,770.36, 158,858,806.20 and 62,903,813.88 is: 86,807,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,114,770.36 : 158,858,806.20 = 62,903,813.88 : x
  2. Step 2: Convert to fraction form
    115,114,770.36/158,858,806.20 = 62,903,813.88/x
  3. Step 3: Cross multiply
    115,114,770.36x = 158,858,806.20 × 62,903,813.88
  4. Step 4: Simplify right side
    115,114,770.36x = 9,992,824,778,403,790
  5. Step 5: Solve for x
    x = 9,992,824,778,403,790/115,114,770.36
  6. Step 6: Final answer
    x = 86,807,494.36

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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.