Home / 195,429,181.80-293,002,055.10-80,354,490.60

Finding the Fourth Proportional to 195,429,181.80, 293,002,055.10 and 80,354,490.60

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Solution

The fourth proportional to 195,429,181.80, 293,002,055.10 and 80,354,490.60 is: 120,473,465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,429,181.80 : 293,002,055.10 = 80,354,490.60 : x
  2. Step 2: Convert to fraction form
    195,429,181.80/293,002,055.10 = 80,354,490.60/x
  3. Step 3: Cross multiply
    195,429,181.80x = 293,002,055.10 × 80,354,490.60
  4. Step 4: Simplify right side
    195,429,181.80x = 23,544,030,882,313,632
  5. Step 5: Solve for x
    x = 23,544,030,882,313,632/195,429,181.80
  6. Step 6: Final answer
    x = 120,473,465.97

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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.