Home / 6,471,809,177.88-8,928,555,540.72-3,758,615,115.28

Finding the Fourth Proportional to 6,471,809,177.88, 8,928,555,540.72 and 3,758,615,115.28

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Solution

The fourth proportional to 6,471,809,177.88, 8,928,555,540.72 and 3,758,615,115.28 is: 5,185,413,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471,809,177.88 : 8,928,555,540.72 = 3,758,615,115.28 : x
  2. Step 2: Convert to fraction form
    6,471,809,177.88/8,928,555,540.72 = 3,758,615,115.28/x
  3. Step 3: Cross multiply
    6,471,809,177.88x = 8,928,555,540.72 × 3,758,615,115.28
  4. Step 4: Simplify right side
    6,471,809,177.88x = 33,559,003,812,967,186,432
  5. Step 5: Solve for x
    x = 33,559,003,812,967,186,432/6,471,809,177.88
  6. Step 6: Final answer
    x = 5,185,413,056.93

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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.