Home / 1,691,171,994.25-2,333,812,579.55-938,598,797.53

Finding the Fourth Proportional to 1,691,171,994.25, 2,333,812,579.55 and 938,598,797.53

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Solution

The fourth proportional to 1,691,171,994.25, 2,333,812,579.55 and 938,598,797.53 is: 1,295,263,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,171,994.25 : 2,333,812,579.55 = 938,598,797.53 : x
  2. Step 2: Convert to fraction form
    1,691,171,994.25/2,333,812,579.55 = 938,598,797.53/x
  3. Step 3: Cross multiply
    1,691,171,994.25x = 2,333,812,579.55 × 938,598,797.53
  4. Step 4: Simplify right side
    1,691,171,994.25x = 2,190,513,680,826,017,536
  5. Step 5: Solve for x
    x = 2,190,513,680,826,017,536/1,691,171,994.25
  6. Step 6: Final answer
    x = 1,295,263,691.85

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1.5x scale

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.