Home / 141,049,865.92-194,646,871.92-79,169,080

Finding the Fourth Proportional to 141,049,865.92, 194,646,871.92 and 79,169,080

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Solution

The fourth proportional to 141,049,865.92, 194,646,871.92 and 79,169,080 is: 109,252,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,049,865.92 : 194,646,871.92 = 79,169,080 : x
  2. Step 2: Convert to fraction form
    141,049,865.92/194,646,871.92 = 79,169,080/x
  3. Step 3: Cross multiply
    141,049,865.92x = 194,646,871.92 × 79,169,080
  4. Step 4: Simplify right side
    141,049,865.92x = 15,410,013,774,784,232
  5. Step 5: Solve for x
    x = 15,410,013,774,784,232/141,049,865.92
  6. Step 6: Final answer
    x = 109,252,239.80

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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.