Home / 101,066,893.55-139,472,733.43-54,657,147.61

Finding the Fourth Proportional to 101,066,893.55, 139,472,733.43 and 54,657,147.61

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Solution

The fourth proportional to 101,066,893.55, 139,472,733.43 and 54,657,147.61 is: 75,427,091.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,893.55 : 139,472,733.43 = 54,657,147.61 : x
  2. Step 2: Convert to fraction form
    101,066,893.55/139,472,733.43 = 54,657,147.61/x
  3. Step 3: Cross multiply
    101,066,893.55x = 139,472,733.43 × 54,657,147.61
  4. Step 4: Simplify right side
    101,066,893.55x = 7,623,181,778,653,692
  5. Step 5: Solve for x
    x = 7,623,181,778,653,692/101,066,893.55
  6. Step 6: Final answer
    x = 75,427,091.02

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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.