Home / 2,758,902,719.16-3,812,265,988.98-1,964,569,648.05

Finding the Fourth Proportional to 2,758,902,719.16, 3,812,265,988.98 and 1,964,569,648.05

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Solution

The fourth proportional to 2,758,902,719.16, 3,812,265,988.98 and 1,964,569,648.05 is: 2,714,652,459.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,902,719.16 : 3,812,265,988.98 = 1,964,569,648.05 : x
  2. Step 2: Convert to fraction form
    2,758,902,719.16/3,812,265,988.98 = 1,964,569,648.05/x
  3. Step 3: Cross multiply
    2,758,902,719.16x = 3,812,265,988.98 × 1,964,569,648.05
  4. Step 4: Simplify right side
    2,758,902,719.16x = 7,489,462,052,243,423,232
  5. Step 5: Solve for x
    x = 7,489,462,052,243,423,232/2,758,902,719.16
  6. Step 6: Final answer
    x = 2,714,652,459.56

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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.