Home / 3,221,209,464.92-4,445,199,387.70-1,864,900,563.47

Finding the Fourth Proportional to 3,221,209,464.92, 4,445,199,387.70 and 1,864,900,563.47

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Solution

The fourth proportional to 3,221,209,464.92, 4,445,199,387.70 and 1,864,900,563.47 is: 2,573,522,440.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,209,464.92 : 4,445,199,387.70 = 1,864,900,563.47 : x
  2. Step 2: Convert to fraction form
    3,221,209,464.92/4,445,199,387.70 = 1,864,900,563.47/x
  3. Step 3: Cross multiply
    3,221,209,464.92x = 4,445,199,387.70 × 1,864,900,563.47
  4. Step 4: Simplify right side
    3,221,209,464.92x = 8,289,854,842,858,228,736
  5. Step 5: Solve for x
    x = 8,289,854,842,858,228,736/3,221,209,464.92
  6. Step 6: Final answer
    x = 2,573,522,440.29

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1.5x scale

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.