Home / 2,758,902,490.55-3,812,265,671.15-1,964,569,419.42

Finding the Fourth Proportional to 2,758,902,490.55, 3,812,265,671.15 and 1,964,569,419.42

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Solution

The fourth proportional to 2,758,902,490.55, 3,812,265,671.15 and 1,964,569,419.42 is: 2,714,652,142.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,902,490.55 : 3,812,265,671.15 = 1,964,569,419.42 : x
  2. Step 2: Convert to fraction form
    2,758,902,490.55/3,812,265,671.15 = 1,964,569,419.42/x
  3. Step 3: Cross multiply
    2,758,902,490.55x = 3,812,265,671.15 × 1,964,569,419.42
  4. Step 4: Simplify right side
    2,758,902,490.55x = 7,489,460,556,243,398,656
  5. Step 5: Solve for x
    x = 7,489,460,556,243,398,656/2,758,902,490.55
  6. Step 6: Final answer
    x = 2,714,652,142.26

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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.