Home / 125,412,662.06-188,180,622.75-56,374,244.31

Finding the Fourth Proportional to 125,412,662.06, 188,180,622.75 and 56,374,244.31

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Solution

The fourth proportional to 125,412,662.06, 188,180,622.75 and 56,374,244.31 is: 84,589,069.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,412,662.06 : 188,180,622.75 = 56,374,244.31 : x
  2. Step 2: Convert to fraction form
    125,412,662.06/188,180,622.75 = 56,374,244.31/x
  3. Step 3: Cross multiply
    125,412,662.06x = 188,180,622.75 × 56,374,244.31
  4. Step 4: Simplify right side
    125,412,662.06x = 10,608,540,401,316,444
  5. Step 5: Solve for x
    x = 10,608,540,401,316,444/125,412,662.06
  6. Step 6: Final answer
    x = 84,589,069.61

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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.