Home / 113,122,672.32-169,682,924.23-67,031,363.32

Finding the Fourth Proportional to 113,122,672.32, 169,682,924.23 and 67,031,363.32

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Solution

The fourth proportional to 113,122,672.32, 169,682,924.23 and 67,031,363.32 is: 100,546,402.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,122,672.32 : 169,682,924.23 = 67,031,363.32 : x
  2. Step 2: Convert to fraction form
    113,122,672.32/169,682,924.23 = 67,031,363.32/x
  3. Step 3: Cross multiply
    113,122,672.32x = 169,682,924.23 × 67,031,363.32
  4. Step 4: Simplify right side
    113,122,672.32x = 11,374,077,743,261,160
  5. Step 5: Solve for x
    x = 11,374,077,743,261,160/113,122,672.32
  6. Step 6: Final answer
    x = 100,546,402.50

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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.