Home / 293,831,630.10-440,369,531.55-178,693,953.30

Finding the Fourth Proportional to 293,831,630.10, 440,369,531.55 and 178,693,953.30

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Solution

The fourth proportional to 293,831,630.10, 440,369,531.55 and 178,693,953.30 is: 267,811,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,831,630.10 : 440,369,531.55 = 178,693,953.30 : x
  2. Step 2: Convert to fraction form
    293,831,630.10/440,369,531.55 = 178,693,953.30/x
  3. Step 3: Cross multiply
    293,831,630.10x = 440,369,531.55 × 178,693,953.30
  4. Step 4: Simplify right side
    293,831,630.10x = 78,691,372,505,538,576
  5. Step 5: Solve for x
    x = 78,691,372,505,538,576/293,831,630.10
  6. Step 6: Final answer
    x = 267,811,101.48

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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.