Home / 194,928,589.80-292,392,884.70-79,995,616.20

Finding the Fourth Proportional to 194,928,589.80, 292,392,884.70 and 79,995,616.20

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Solution

The fourth proportional to 194,928,589.80, 292,392,884.70 and 79,995,616.20 is: 119,993,424.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,928,589.80 : 292,392,884.70 = 79,995,616.20 : x
  2. Step 2: Convert to fraction form
    194,928,589.80/292,392,884.70 = 79,995,616.20/x
  3. Step 3: Cross multiply
    194,928,589.80x = 292,392,884.70 × 79,995,616.20
  4. Step 4: Simplify right side
    194,928,589.80x = 23,390,148,984,072,052
  5. Step 5: Solve for x
    x = 23,390,148,984,072,052/194,928,589.80
  6. Step 6: Final answer
    x = 119,993,424.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.