Home / 112,325,627.80-168,488,441.70-99,560,546.20

Finding the Fourth Proportional to 112,325,627.80, 168,488,441.70 and 99,560,546.20

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Solution

The fourth proportional to 112,325,627.80, 168,488,441.70 and 99,560,546.20 is: 149,340,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,325,627.80 : 168,488,441.70 = 99,560,546.20 : x
  2. Step 2: Convert to fraction form
    112,325,627.80/168,488,441.70 = 99,560,546.20/x
  3. Step 3: Cross multiply
    112,325,627.80x = 168,488,441.70 × 99,560,546.20
  4. Step 4: Simplify right side
    112,325,627.80x = 16,774,801,284,038,856
  5. Step 5: Solve for x
    x = 16,774,801,284,038,856/112,325,627.80
  6. Step 6: Final answer
    x = 149,340,819.30

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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.