Home / 28,744,944,458.70-43,113,385,609.65-9,117,623,729.10

Finding the Fourth Proportional to 28,744,944,458.70, 43,113,385,609.65 and 9,117,623,729.10

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Solution

The fourth proportional to 28,744,944,458.70, 43,113,385,609.65 and 9,117,623,729.10 is: 13,675,156,973.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,744,944,458.70 : 43,113,385,609.65 = 9,117,623,729.10 : x
  2. Step 2: Convert to fraction form
    28,744,944,458.70/43,113,385,609.65 = 9,117,623,729.10/x
  3. Step 3: Cross multiply
    28,744,944,458.70x = 43,113,385,609.65 × 9,117,623,729.10
  4. Step 4: Simplify right side
    28,744,944,458.70x = 393,091,627,676,383,313,920
  5. Step 5: Solve for x
    x = 393,091,627,676,383,313,920/28,744,944,458.70
  6. Step 6: Final answer
    x = 13,675,156,973.82

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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.