Home / 2,758,902,490.92-3,812,265,671.66-1,964,569,419.80

Finding the Fourth Proportional to 2,758,902,490.92, 3,812,265,671.66 and 1,964,569,419.80

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Solution

The fourth proportional to 2,758,902,490.92, 3,812,265,671.66 and 1,964,569,419.80 is: 2,714,652,142.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,902,490.92 : 3,812,265,671.66 = 1,964,569,419.80 : x
  2. Step 2: Convert to fraction form
    2,758,902,490.92/3,812,265,671.66 = 1,964,569,419.80/x
  3. Step 3: Cross multiply
    2,758,902,490.92x = 3,812,265,671.66 × 1,964,569,419.80
  4. Step 4: Simplify right side
    2,758,902,490.92x = 7,489,460,558,682,393,600
  5. Step 5: Solve for x
    x = 7,489,460,558,682,393,600/2,758,902,490.92
  6. Step 6: Final answer
    x = 2,714,652,142.77

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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.