Home / 134,839,671.56-186,027,300.22-81,896,408.54

Finding the Fourth Proportional to 134,839,671.56, 186,027,300.22 and 81,896,408.54

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Solution

The fourth proportional to 134,839,671.56, 186,027,300.22 and 81,896,408.54 is: 112,985,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,839,671.56 : 186,027,300.22 = 81,896,408.54 : x
  2. Step 2: Convert to fraction form
    134,839,671.56/186,027,300.22 = 81,896,408.54/x
  3. Step 3: Cross multiply
    134,839,671.56x = 186,027,300.22 × 81,896,408.54
  4. Step 4: Simplify right side
    134,839,671.56x = 15,234,967,778,410,354
  5. Step 5: Solve for x
    x = 15,234,967,778,410,354/134,839,671.56
  6. Step 6: Final answer
    x = 112,985,797.15

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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.