Home / 115,073,334.54-172,611,496.53-38,396,362.77

Finding the Fourth Proportional to 115,073,334.54, 172,611,496.53 and 38,396,362.77

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Solution

The fourth proportional to 115,073,334.54, 172,611,496.53 and 38,396,362.77 is: 57,595,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,073,334.54 : 172,611,496.53 = 38,396,362.77 : x
  2. Step 2: Convert to fraction form
    115,073,334.54/172,611,496.53 = 38,396,362.77/x
  3. Step 3: Cross multiply
    115,073,334.54x = 172,611,496.53 × 38,396,362.77
  4. Step 4: Simplify right side
    115,073,334.54x = 6,627,653,639,038,477
  5. Step 5: Solve for x
    x = 6,627,653,639,038,477/115,073,334.54
  6. Step 6: Final answer
    x = 57,595,042.90

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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.