Home / 45,996,145.20-68,994,217.80-28,990,033.20

Finding the Fourth Proportional to 45,996,145.20, 68,994,217.80 and 28,990,033.20

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Solution

The fourth proportional to 45,996,145.20, 68,994,217.80 and 28,990,033.20 is: 43,485,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,996,145.20 : 68,994,217.80 = 28,990,033.20 : x
  2. Step 2: Convert to fraction form
    45,996,145.20/68,994,217.80 = 28,990,033.20/x
  3. Step 3: Cross multiply
    45,996,145.20x = 68,994,217.80 × 28,990,033.20
  4. Step 4: Simplify right side
    45,996,145.20x = 2,000,144,664,630,030.75
  5. Step 5: Solve for x
    x = 2,000,144,664,630,030.75/45,996,145.20
  6. Step 6: Final answer
    x = 43,485,049.80

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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.