Home / 8,520,170,719.71-11,757,610,049.63-4,761,012,177.39

Finding the Fourth Proportional to 8,520,170,719.71, 11,757,610,049.63 and 4,761,012,177.39

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Solution

The fourth proportional to 8,520,170,719.71, 11,757,610,049.63 and 4,761,012,177.39 is: 6,570,070,772.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,170,719.71 : 11,757,610,049.63 = 4,761,012,177.39 : x
  2. Step 2: Convert to fraction form
    8,520,170,719.71/11,757,610,049.63 = 4,761,012,177.39/x
  3. Step 3: Cross multiply
    8,520,170,719.71x = 11,757,610,049.63 × 4,761,012,177.39
  4. Step 4: Simplify right side
    8,520,170,719.71x = 55,978,124,623,291,473,920
  5. Step 5: Solve for x
    x = 55,978,124,623,291,473,920/8,520,170,719.71
  6. Step 6: Final answer
    x = 6,570,070,772.62

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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.