Home / 86,920,398,664.20-130,380,597,996.30-74,522,943,016.20

Finding the Fourth Proportional to 86,920,398,664.20, 130,380,597,996.30 and 74,522,943,016.20

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Solution

The fourth proportional to 86,920,398,664.20, 130,380,597,996.30 and 74,522,943,016.20 is: 111,784,414,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,920,398,664.20 : 130,380,597,996.30 = 74,522,943,016.20 : x
  2. Step 2: Convert to fraction form
    86,920,398,664.20/130,380,597,996.30 = 74,522,943,016.20/x
  3. Step 3: Cross multiply
    86,920,398,664.20x = 130,380,597,996.30 × 74,522,943,016.20
  4. Step 4: Simplify right side
    86,920,398,664.20x = 9,716,345,874,896,344,055,808
  5. Step 5: Solve for x
    x = 9,716,345,874,896,344,055,808/86,920,398,664.20
  6. Step 6: Final answer
    x = 111,784,414,524.30

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1.5x scale

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.