Home / 113,122,672.89-169,682,925.09-67,031,363.89

Finding the Fourth Proportional to 113,122,672.89, 169,682,925.09 and 67,031,363.89

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Solution

The fourth proportional to 113,122,672.89, 169,682,925.09 and 67,031,363.89 is: 100,546,403.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,122,672.89 : 169,682,925.09 = 67,031,363.89 : x
  2. Step 2: Convert to fraction form
    113,122,672.89/169,682,925.09 = 67,031,363.89/x
  3. Step 3: Cross multiply
    113,122,672.89x = 169,682,925.09 × 67,031,363.89
  4. Step 4: Simplify right side
    113,122,672.89x = 11,374,077,897,627,402
  5. Step 5: Solve for x
    x = 11,374,077,897,627,402/113,122,672.89
  6. Step 6: Final answer
    x = 100,546,403.36

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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.