Home / 124,858,751.36-186,914,979.48-75,525,306.32

Finding the Fourth Proportional to 124,858,751.36, 186,914,979.48 and 75,525,306.32

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Solution

The fourth proportional to 124,858,751.36, 186,914,979.48 and 75,525,306.32 is: 113,062,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,858,751.36 : 186,914,979.48 = 75,525,306.32 : x
  2. Step 2: Convert to fraction form
    124,858,751.36/186,914,979.48 = 75,525,306.32/x
  3. Step 3: Cross multiply
    124,858,751.36x = 186,914,979.48 × 75,525,306.32
  4. Step 4: Simplify right side
    124,858,751.36x = 14,116,811,081,023,512
  5. Step 5: Solve for x
    x = 14,116,811,081,023,512/124,858,751.36
  6. Step 6: Final answer
    x = 113,062,247.76

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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.