Home / 2,829,261,793.80-4,239,200,985.18-1,720,512,761.34

Finding the Fourth Proportional to 2,829,261,793.80, 4,239,200,985.18 and 1,720,512,761.34

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Solution

The fourth proportional to 2,829,261,793.80, 4,239,200,985.18 and 1,720,512,761.34 is: 2,577,916,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829,261,793.80 : 4,239,200,985.18 = 1,720,512,761.34 : x
  2. Step 2: Convert to fraction form
    2,829,261,793.80/4,239,200,985.18 = 1,720,512,761.34/x
  3. Step 3: Cross multiply
    2,829,261,793.80x = 4,239,200,985.18 × 1,720,512,761.34
  4. Step 4: Simplify right side
    2,829,261,793.80x = 7,293,599,392,887,289,856
  5. Step 5: Solve for x
    x = 7,293,599,392,887,289,856/2,829,261,793.80
  6. Step 6: Final answer
    x = 2,577,916,051.77

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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.