Home / 68,719,526,090.97-94,831,458,869.30-39,784,936,032.96

Finding the Fourth Proportional to 68,719,526,090.97, 94,831,458,869.30 and 39,784,936,032.96

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Solution

The fourth proportional to 68,719,526,090.97, 94,831,458,869.30 and 39,784,936,032.96 is: 54,902,350,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,719,526,090.97 : 94,831,458,869.30 = 39,784,936,032.96 : x
  2. Step 2: Convert to fraction form
    68,719,526,090.97/94,831,458,869.30 = 39,784,936,032.96/x
  3. Step 3: Cross multiply
    68,719,526,090.97x = 94,831,458,869.30 × 39,784,936,032.96
  4. Step 4: Simplify right side
    68,719,526,090.97x = 3,772,863,525,027,178,872,832
  5. Step 5: Solve for x
    x = 3,772,863,525,027,178,872,832/68,719,526,090.97
  6. Step 6: Final answer
    x = 54,902,350,753.01

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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.