Home / 3,319,686,767.50-4,581,172,203.25-1,909,962,456.05

Finding the Fourth Proportional to 3,319,686,767.50, 4,581,172,203.25 and 1,909,962,456.05

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Solution

The fourth proportional to 3,319,686,767.50, 4,581,172,203.25 and 1,909,962,456.05 is: 2,635,750,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,686,767.50 : 4,581,172,203.25 = 1,909,962,456.05 : x
  2. Step 2: Convert to fraction form
    3,319,686,767.50/4,581,172,203.25 = 1,909,962,456.05/x
  3. Step 3: Cross multiply
    3,319,686,767.50x = 4,581,172,203.25 × 1,909,962,456.05
  4. Step 4: Simplify right side
    3,319,686,767.50x = 8,749,866,912,907,359,232
  5. Step 5: Solve for x
    x = 8,749,866,912,907,359,232/3,319,686,767.50
  6. Step 6: Final answer
    x = 2,635,750,757.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.