Home / 26,709,831,052.80-40,064,746,579.20-18,873,414,643.20

Finding the Fourth Proportional to 26,709,831,052.80, 40,064,746,579.20 and 18,873,414,643.20

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Solution

The fourth proportional to 26,709,831,052.80, 40,064,746,579.20 and 18,873,414,643.20 is: 28,310,121,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709,831,052.80 : 40,064,746,579.20 = 18,873,414,643.20 : x
  2. Step 2: Convert to fraction form
    26,709,831,052.80/40,064,746,579.20 = 18,873,414,643.20/x
  3. Step 3: Cross multiply
    26,709,831,052.80x = 40,064,746,579.20 × 18,873,414,643.20
  4. Step 4: Simplify right side
    26,709,831,052.80x = 756,158,574,763,970,396,160
  5. Step 5: Solve for x
    x = 756,158,574,763,970,396,160/26,709,831,052.80
  6. Step 6: Final answer
    x = 28,310,121,964.80

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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.