Home / 101,187,398.34-139,638,580.11-54,777,617.82

Finding the Fourth Proportional to 101,187,398.34, 139,638,580.11 and 54,777,617.82

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Solution

The fourth proportional to 101,187,398.34, 139,638,580.11 and 54,777,617.82 is: 75,593,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,187,398.34 : 139,638,580.11 = 54,777,617.82 : x
  2. Step 2: Convert to fraction form
    101,187,398.34/139,638,580.11 = 54,777,617.82/x
  3. Step 3: Cross multiply
    101,187,398.34x = 139,638,580.11 × 54,777,617.82
  4. Step 4: Simplify right side
    101,187,398.34x = 7,649,068,774,193,034
  5. Step 5: Solve for x
    x = 7,649,068,774,193,034/101,187,398.34
  6. Step 6: Final answer
    x = 75,593,096.57

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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.