Home / 7,240,080,251.40-10,860,120,377.10-3,934,092,078.60

Finding the Fourth Proportional to 7,240,080,251.40, 10,860,120,377.10 and 3,934,092,078.60

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Solution

The fourth proportional to 7,240,080,251.40, 10,860,120,377.10 and 3,934,092,078.60 is: 5,901,138,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,080,251.40 : 10,860,120,377.10 = 3,934,092,078.60 : x
  2. Step 2: Convert to fraction form
    7,240,080,251.40/10,860,120,377.10 = 3,934,092,078.60/x
  3. Step 3: Cross multiply
    7,240,080,251.40x = 10,860,120,377.10 × 3,934,092,078.60
  4. Step 4: Simplify right side
    7,240,080,251.40x = 42,724,713,548,191,555,584
  5. Step 5: Solve for x
    x = 42,724,713,548,191,555,584/7,240,080,251.40
  6. Step 6: Final answer
    x = 5,901,138,117.90

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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.