Home / 133,418,009.03-184,118,732.52-76,871,503.29

Finding the Fourth Proportional to 133,418,009.03, 184,118,732.52 and 76,871,503.29

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Solution

The fourth proportional to 133,418,009.03, 184,118,732.52 and 76,871,503.29 is: 106,083,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,418,009.03 : 184,118,732.52 = 76,871,503.29 : x
  2. Step 2: Convert to fraction form
    133,418,009.03/184,118,732.52 = 76,871,503.29/x
  3. Step 3: Cross multiply
    133,418,009.03x = 184,118,732.52 × 76,871,503.29
  4. Step 4: Simplify right side
    133,418,009.03x = 14,153,483,752,661,812
  5. Step 5: Solve for x
    x = 14,153,483,752,661,812/133,418,009.03
  6. Step 6: Final answer
    x = 106,083,757.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.