Home / 1,628,693,645.60-2,443,040,468.40-852,039,207.20

Finding the Fourth Proportional to 1,628,693,645.60, 2,443,040,468.40 and 852,039,207.20

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Solution

The fourth proportional to 1,628,693,645.60, 2,443,040,468.40 and 852,039,207.20 is: 1,278,058,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,693,645.60 : 2,443,040,468.40 = 852,039,207.20 : x
  2. Step 2: Convert to fraction form
    1,628,693,645.60/2,443,040,468.40 = 852,039,207.20/x
  3. Step 3: Cross multiply
    1,628,693,645.60x = 2,443,040,468.40 × 852,039,207.20
  4. Step 4: Simplify right side
    1,628,693,645.60x = 2,081,566,263,853,052,928
  5. Step 5: Solve for x
    x = 2,081,566,263,853,052,928/1,628,693,645.60
  6. Step 6: Final answer
    x = 1,278,058,810.80

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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.