Home / 134,922,872.81-186,193,593.64-73,043,719.85

Finding the Fourth Proportional to 134,922,872.81, 186,193,593.64 and 73,043,719.85

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Solution

The fourth proportional to 134,922,872.81, 186,193,593.64 and 73,043,719.85 is: 100,800,349.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,922,872.81 : 186,193,593.64 = 73,043,719.85 : x
  2. Step 2: Convert to fraction form
    134,922,872.81/186,193,593.64 = 73,043,719.85/x
  3. Step 3: Cross multiply
    134,922,872.81x = 186,193,593.64 × 73,043,719.85
  4. Step 4: Simplify right side
    134,922,872.81x = 13,600,272,692,261,692
  5. Step 5: Solve for x
    x = 13,600,272,692,261,692/134,922,872.81
  6. Step 6: Final answer
    x = 100,800,349.18

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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.