Home / 8,911,984,209.80-13,367,976,314.70-7,982,175,036.20

Finding the Fourth Proportional to 8,911,984,209.80, 13,367,976,314.70 and 7,982,175,036.20

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Solution

The fourth proportional to 8,911,984,209.80, 13,367,976,314.70 and 7,982,175,036.20 is: 11,973,262,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,984,209.80 : 13,367,976,314.70 = 7,982,175,036.20 : x
  2. Step 2: Convert to fraction form
    8,911,984,209.80/13,367,976,314.70 = 7,982,175,036.20/x
  3. Step 3: Cross multiply
    8,911,984,209.80x = 13,367,976,314.70 × 7,982,175,036.20
  4. Step 4: Simplify right side
    8,911,984,209.80x = 106,705,526,823,711,211,520
  5. Step 5: Solve for x
    x = 106,705,526,823,711,211,520/8,911,984,209.80
  6. Step 6: Final answer
    x = 11,973,262,554.30

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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.