Home / 2,909,497,198.50-4,364,283,589.11-970,800,430.50

Finding the Fourth Proportional to 2,909,497,198.50, 4,364,283,589.11 and 970,800,430.50

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Solution

The fourth proportional to 2,909,497,198.50, 4,364,283,589.11 and 970,800,430.50 is: 1,456,213,255.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,497,198.50 : 4,364,283,589.11 = 970,800,430.50 : x
  2. Step 2: Convert to fraction form
    2,909,497,198.50/4,364,283,589.11 = 970,800,430.50/x
  3. Step 3: Cross multiply
    2,909,497,198.50x = 4,364,283,589.11 × 970,800,430.50
  4. Step 4: Simplify right side
    2,909,497,198.50x = 4,236,848,387,132,072,960
  5. Step 5: Solve for x
    x = 4,236,848,387,132,072,960/2,909,497,198.50
  6. Step 6: Final answer
    x = 1,456,213,255.44

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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.