Home / 5,928,722,389.76-8,181,115,819.20-3,387,900,142.06

Finding the Fourth Proportional to 5,928,722,389.76, 8,181,115,819.20 and 3,387,900,142.06

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Solution

The fourth proportional to 5,928,722,389.76, 8,181,115,819.20 and 3,387,900,142.06 is: 4,675,004,431.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928,722,389.76 : 8,181,115,819.20 = 3,387,900,142.06 : x
  2. Step 2: Convert to fraction form
    5,928,722,389.76/8,181,115,819.20 = 3,387,900,142.06/x
  3. Step 3: Cross multiply
    5,928,722,389.76x = 8,181,115,819.20 × 3,387,900,142.06
  4. Step 4: Simplify right side
    5,928,722,389.76x = 27,716,803,446,076,993,536
  5. Step 5: Solve for x
    x = 27,716,803,446,076,993,536/5,928,722,389.76
  6. Step 6: Final answer
    x = 4,675,004,431.64

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1.5x scale

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.