Home / 54,434,582,420.40-81,651,873,630.60-43,414,621,844.40

Finding the Fourth Proportional to 54,434,582,420.40, 81,651,873,630.60 and 43,414,621,844.40

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Solution

The fourth proportional to 54,434,582,420.40, 81,651,873,630.60 and 43,414,621,844.40 is: 65,121,932,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434,582,420.40 : 81,651,873,630.60 = 43,414,621,844.40 : x
  2. Step 2: Convert to fraction form
    54,434,582,420.40/81,651,873,630.60 = 43,414,621,844.40/x
  3. Step 3: Cross multiply
    54,434,582,420.40x = 81,651,873,630.60 × 43,414,621,844.40
  4. Step 4: Simplify right side
    54,434,582,420.40x = 3,544,885,216,559,235,596,288
  5. Step 5: Solve for x
    x = 3,544,885,216,559,235,596,288/54,434,582,420.40
  6. Step 6: Final answer
    x = 65,121,932,766.60

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Double scale
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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.