Home / 101,066,893.45-139,472,733.17-54,657,147.35

Finding the Fourth Proportional to 101,066,893.45, 139,472,733.17 and 54,657,147.35

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Solution

The fourth proportional to 101,066,893.45, 139,472,733.17 and 54,657,147.35 is: 75,427,090.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,893.45 : 139,472,733.17 = 54,657,147.35 : x
  2. Step 2: Convert to fraction form
    101,066,893.45/139,472,733.17 = 54,657,147.35/x
  3. Step 3: Cross multiply
    101,066,893.45x = 139,472,733.17 × 54,657,147.35
  4. Step 4: Simplify right side
    101,066,893.45x = 7,623,181,727,906,637
  5. Step 5: Solve for x
    x = 7,623,181,727,906,637/101,066,893.45
  6. Step 6: Final answer
    x = 75,427,090.59

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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.