Home / 125,477,634.89-188,216,599.35-39,216,493.73

Finding the Fourth Proportional to 125,477,634.89, 188,216,599.35 and 39,216,493.73

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Solution

The fourth proportional to 125,477,634.89, 188,216,599.35 and 39,216,493.73 is: 58,824,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,477,634.89 : 188,216,599.35 = 39,216,493.73 : x
  2. Step 2: Convert to fraction form
    125,477,634.89/188,216,599.35 = 39,216,493.73/x
  3. Step 3: Cross multiply
    125,477,634.89x = 188,216,599.35 × 39,216,493.73
  4. Step 4: Simplify right side
    125,477,634.89x = 7,381,195,088,291,196
  5. Step 5: Solve for x
    x = 7,381,195,088,291,196/125,477,634.89
  6. Step 6: Final answer
    x = 58,824,786.54

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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.