Home / 1,772,928,027.70-2,659,392,041.55-854,597,979.70

Finding the Fourth Proportional to 1,772,928,027.70, 2,659,392,041.55 and 854,597,979.70

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Solution

The fourth proportional to 1,772,928,027.70, 2,659,392,041.55 and 854,597,979.70 is: 1,281,896,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,928,027.70 : 2,659,392,041.55 = 854,597,979.70 : x
  2. Step 2: Convert to fraction form
    1,772,928,027.70/2,659,392,041.55 = 854,597,979.70/x
  3. Step 3: Cross multiply
    1,772,928,027.70x = 2,659,392,041.55 × 854,597,979.70
  4. Step 4: Simplify right side
    1,772,928,027.70x = 2,272,711,065,938,888,704
  5. Step 5: Solve for x
    x = 2,272,711,065,938,888,704/1,772,928,027.70
  6. Step 6: Final answer
    x = 1,281,896,969.55

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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.