Home / 108,325,134.05-149,476,073.48-60,642,999.42

Finding the Fourth Proportional to 108,325,134.05, 149,476,073.48 and 60,642,999.42

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Solution

The fourth proportional to 108,325,134.05, 149,476,073.48 and 60,642,999.42 is: 83,680,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,325,134.05 : 149,476,073.48 = 60,642,999.42 : x
  2. Step 2: Convert to fraction form
    108,325,134.05/149,476,073.48 = 60,642,999.42/x
  3. Step 3: Cross multiply
    108,325,134.05x = 149,476,073.48 × 60,642,999.42
  4. Step 4: Simplify right side
    108,325,134.05x = 9,064,677,437,366,606
  5. Step 5: Solve for x
    x = 9,064,677,437,366,606/108,325,134.05
  6. Step 6: Final answer
    x = 83,680,278.97

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1.5x scale

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.