Home / 9,271,711,945.04-13,907,654,005.80-2,639,340,853.68

Finding the Fourth Proportional to 9,271,711,945.04, 13,907,654,005.80 and 2,639,340,853.68

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Solution

The fourth proportional to 9,271,711,945.04, 13,907,654,005.80 and 2,639,340,853.68 is: 3,959,035,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271,711,945.04 : 13,907,654,005.80 = 2,639,340,853.68 : x
  2. Step 2: Convert to fraction form
    9,271,711,945.04/13,907,654,005.80 = 2,639,340,853.68/x
  3. Step 3: Cross multiply
    9,271,711,945.04x = 13,907,654,005.80 × 2,639,340,853.68
  4. Step 4: Simplify right side
    9,271,711,945.04x = 36,707,039,396,354,240,512
  5. Step 5: Solve for x
    x = 36,707,039,396,354,240,512/9,271,711,945.04
  6. Step 6: Final answer
    x = 3,959,035,786.91

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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.