Home / 125,421,062.88-188,131,524.96-39,166,861.92

Finding the Fourth Proportional to 125,421,062.88, 188,131,524.96 and 39,166,861.92

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Solution

The fourth proportional to 125,421,062.88, 188,131,524.96 and 39,166,861.92 is: 58,750,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,421,062.88 : 188,131,524.96 = 39,166,861.92 : x
  2. Step 2: Convert to fraction form
    125,421,062.88/188,131,524.96 = 39,166,861.92/x
  3. Step 3: Cross multiply
    125,421,062.88x = 188,131,524.96 × 39,166,861.92
  4. Step 4: Simplify right side
    125,421,062.88x = 7,368,521,460,907,354
  5. Step 5: Solve for x
    x = 7,368,521,460,907,354/125,421,062.88
  6. Step 6: Final answer
    x = 58,750,271.22

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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.