Home / 117,480,910.89-162,114,140.57-67,924,467.21

Finding the Fourth Proportional to 117,480,910.89, 162,114,140.57 and 67,924,467.21

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Solution

The fourth proportional to 117,480,910.89, 162,114,140.57 and 67,924,467.21 is: 93,730,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,480,910.89 : 162,114,140.57 = 67,924,467.21 : x
  2. Step 2: Convert to fraction form
    117,480,910.89/162,114,140.57 = 67,924,467.21/x
  3. Step 3: Cross multiply
    117,480,910.89x = 162,114,140.57 × 67,924,467.21
  4. Step 4: Simplify right side
    117,480,910.89x = 11,011,516,625,084,672
  5. Step 5: Solve for x
    x = 11,011,516,625,084,672/117,480,910.89
  6. Step 6: Final answer
    x = 93,730,262.57

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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.