Home / 7,115,281,694.64-9,813,363,355.44-6,255,117,113.88

Finding the Fourth Proportional to 7,115,281,694.64, 9,813,363,355.44 and 6,255,117,113.88

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Solution

The fourth proportional to 7,115,281,694.64, 9,813,363,355.44 and 6,255,117,113.88 is: 8,627,028,374.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,281,694.64 : 9,813,363,355.44 = 6,255,117,113.88 : x
  2. Step 2: Convert to fraction form
    7,115,281,694.64/9,813,363,355.44 = 6,255,117,113.88/x
  3. Step 3: Cross multiply
    7,115,281,694.64x = 9,813,363,355.44 × 6,255,117,113.88
  4. Step 4: Simplify right side
    7,115,281,694.64x = 61,383,737,069,335,609,344
  5. Step 5: Solve for x
    x = 61,383,737,069,335,609,344/7,115,281,694.64
  6. Step 6: Final answer
    x = 8,627,028,374.09

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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.