Home / 2,088,551,986.20-3,133,184,891.94-861,049,422.36

Finding the Fourth Proportional to 2,088,551,986.20, 3,133,184,891.94 and 861,049,422.36

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Solution

The fourth proportional to 2,088,551,986.20, 3,133,184,891.94 and 861,049,422.36 is: 1,291,721,278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,551,986.20 : 3,133,184,891.94 = 861,049,422.36 : x
  2. Step 2: Convert to fraction form
    2,088,551,986.20/3,133,184,891.94 = 861,049,422.36/x
  3. Step 3: Cross multiply
    2,088,551,986.20x = 3,133,184,891.94 × 861,049,422.36
  4. Step 4: Simplify right side
    2,088,551,986.20x = 2,697,827,041,352,015,872
  5. Step 5: Solve for x
    x = 2,697,827,041,352,015,872/2,088,551,986.20
  6. Step 6: Final answer
    x = 1,291,721,278.27

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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.