Home / 108,304,406.64-149,462,108.88-66,467,501.64

Finding the Fourth Proportional to 108,304,406.64, 149,462,108.88 and 66,467,501.64

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Solution

The fourth proportional to 108,304,406.64, 149,462,108.88 and 66,467,501.64 is: 91,726,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,304,406.64 : 149,462,108.88 = 66,467,501.64 : x
  2. Step 2: Convert to fraction form
    108,304,406.64/149,462,108.88 = 66,467,501.64/x
  3. Step 3: Cross multiply
    108,304,406.64x = 149,462,108.88 × 66,467,501.64
  4. Step 4: Simplify right side
    108,304,406.64x = 9,934,372,967,099,258
  5. Step 5: Solve for x
    x = 9,934,372,967,099,258/108,304,406.64
  6. Step 6: Final answer
    x = 91,726,396.69

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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.