Home / 1,794,457,361.30-2,694,457,408.35-978,163,985.30

Finding the Fourth Proportional to 1,794,457,361.30, 2,694,457,408.35 and 978,163,985.30

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Solution

The fourth proportional to 1,794,457,361.30, 2,694,457,408.35 and 978,163,985.30 is: 1,468,756,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,457,361.30 : 2,694,457,408.35 = 978,163,985.30 : x
  2. Step 2: Convert to fraction form
    1,794,457,361.30/2,694,457,408.35 = 978,163,985.30/x
  3. Step 3: Cross multiply
    1,794,457,361.30x = 2,694,457,408.35 × 978,163,985.30
  4. Step 4: Simplify right side
    1,794,457,361.30x = 2,635,621,196,772,745,216
  5. Step 5: Solve for x
    x = 2,635,621,196,772,745,216/1,794,457,361.30
  6. Step 6: Final answer
    x = 1,468,756,657.93

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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.