Home / 125,650,028.30-188,492,757.15-39,379,439.30

Finding the Fourth Proportional to 125,650,028.30, 188,492,757.15 and 39,379,439.30

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Solution

The fourth proportional to 125,650,028.30, 188,492,757.15 and 39,379,439.30 is: 59,074,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,650,028.30 : 188,492,757.15 = 39,379,439.30 : x
  2. Step 2: Convert to fraction form
    125,650,028.30/188,492,757.15 = 39,379,439.30/x
  3. Step 3: Cross multiply
    125,650,028.30x = 188,492,757.15 × 39,379,439.30
  4. Step 4: Simplify right side
    125,650,028.30x = 7,422,739,088,678,066
  5. Step 5: Solve for x
    x = 7,422,739,088,678,066/125,650,028.30
  6. Step 6: Final answer
    x = 59,074,710.84

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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.