Home / 101,839,931.94-140,551,073.19-57,193,241.34

Finding the Fourth Proportional to 101,839,931.94, 140,551,073.19 and 57,193,241.34

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Solution

The fourth proportional to 101,839,931.94, 140,551,073.19 and 57,193,241.34 is: 78,933,393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,839,931.94 : 140,551,073.19 = 57,193,241.34 : x
  2. Step 2: Convert to fraction form
    101,839,931.94/140,551,073.19 = 57,193,241.34/x
  3. Step 3: Cross multiply
    101,839,931.94x = 140,551,073.19 × 57,193,241.34
  4. Step 4: Simplify right side
    101,839,931.94x = 8,038,571,449,551,674
  5. Step 5: Solve for x
    x = 8,038,571,449,551,674/101,839,931.94
  6. Step 6: Final answer
    x = 78,933,393.77

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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.