Home / 189,043,744.80-283,565,617.20-73,990,048.80

Finding the Fourth Proportional to 189,043,744.80, 283,565,617.20 and 73,990,048.80

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Solution

The fourth proportional to 189,043,744.80, 283,565,617.20 and 73,990,048.80 is: 110,985,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,043,744.80 : 283,565,617.20 = 73,990,048.80 : x
  2. Step 2: Convert to fraction form
    189,043,744.80/283,565,617.20 = 73,990,048.80/x
  3. Step 3: Cross multiply
    189,043,744.80x = 283,565,617.20 × 73,990,048.80
  4. Step 4: Simplify right side
    189,043,744.80x = 20,981,033,854,630,116
  5. Step 5: Solve for x
    x = 20,981,033,854,630,116/189,043,744.80
  6. Step 6: Final answer
    x = 110,985,073.20

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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.