Home / 1,913,338,747.20-2,640,407,504.32-1,033,272,451.20

Finding the Fourth Proportional to 1,913,338,747.20, 2,640,407,504.32 and 1,033,272,451.20

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Solution

The fourth proportional to 1,913,338,747.20, 2,640,407,504.32 and 1,033,272,451.20 is: 1,425,916,000.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,338,747.20 : 2,640,407,504.32 = 1,033,272,451.20 : x
  2. Step 2: Convert to fraction form
    1,913,338,747.20/2,640,407,504.32 = 1,033,272,451.20/x
  3. Step 3: Cross multiply
    1,913,338,747.20x = 2,640,407,504.32 × 1,033,272,451.20
  4. Step 4: Simplify right side
    1,913,338,747.20x = 2,728,260,334,155,601,408
  5. Step 5: Solve for x
    x = 2,728,260,334,155,601,408/1,913,338,747.20
  6. Step 6: Final answer
    x = 1,425,916,000.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.