Home / 8,751,182,063.72-13,126,806,753.46-2,118,800,155.18

Finding the Fourth Proportional to 8,751,182,063.72, 13,126,806,753.46 and 2,118,800,155.18

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Solution

The fourth proportional to 8,751,182,063.72, 13,126,806,753.46 and 2,118,800,155.18 is: 3,178,208,381.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751,182,063.72 : 13,126,806,753.46 = 2,118,800,155.18 : x
  2. Step 2: Convert to fraction form
    8,751,182,063.72/13,126,806,753.46 = 2,118,800,155.18/x
  3. Step 3: Cross multiply
    8,751,182,063.72x = 13,126,806,753.46 × 2,118,800,155.18
  4. Step 4: Simplify right side
    8,751,182,063.72x = 27,813,080,186,248,916,992
  5. Step 5: Solve for x
    x = 27,813,080,186,248,916,992/8,751,182,063.72
  6. Step 6: Final answer
    x = 3,178,208,381.88

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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.