Home / 3,271,597,417.12-4,909,763,801.04-1,279,933,725.28

Finding the Fourth Proportional to 3,271,597,417.12, 4,909,763,801.04 and 1,279,933,725.28

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Solution

The fourth proportional to 3,271,597,417.12, 4,909,763,801.04 and 1,279,933,725.28 is: 1,920,826,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,597,417.12 : 4,909,763,801.04 = 1,279,933,725.28 : x
  2. Step 2: Convert to fraction form
    3,271,597,417.12/4,909,763,801.04 = 1,279,933,725.28/x
  3. Step 3: Cross multiply
    3,271,597,417.12x = 4,909,763,801.04 × 1,279,933,725.28
  4. Step 4: Simplify right side
    3,271,597,417.12x = 6,284,172,272,110,019,584
  5. Step 5: Solve for x
    x = 6,284,172,272,110,019,584/3,271,597,417.12
  6. Step 6: Final answer
    x = 1,920,826,883.90

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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.