Home / 1,920,843,341.43-2,650,559,738.31-1,062,381,504.75

Finding the Fourth Proportional to 1,920,843,341.43, 2,650,559,738.31 and 1,062,381,504.75

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Solution

The fourth proportional to 1,920,843,341.43, 2,650,559,738.31 and 1,062,381,504.75 is: 1,465,973,607.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,843,341.43 : 2,650,559,738.31 = 1,062,381,504.75 : x
  2. Step 2: Convert to fraction form
    1,920,843,341.43/2,650,559,738.31 = 1,062,381,504.75/x
  3. Step 3: Cross multiply
    1,920,843,341.43x = 2,650,559,738.31 × 1,062,381,504.75
  4. Step 4: Simplify right side
    1,920,843,341.43x = 2,815,905,643,202,603,520
  5. Step 5: Solve for x
    x = 2,815,905,643,202,603,520/1,920,843,341.43
  6. Step 6: Final answer
    x = 1,465,973,607.78

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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.