Home / 73,753,752.20-110,630,628.30-19,900,977.80

Finding the Fourth Proportional to 73,753,752.20, 110,630,628.30 and 19,900,977.80

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Solution

The fourth proportional to 73,753,752.20, 110,630,628.30 and 19,900,977.80 is: 29,851,466.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,753,752.20 : 110,630,628.30 = 19,900,977.80 : x
  2. Step 2: Convert to fraction form
    73,753,752.20/110,630,628.30 = 19,900,977.80/x
  3. Step 3: Cross multiply
    73,753,752.20x = 110,630,628.30 × 19,900,977.80
  4. Step 4: Simplify right side
    73,753,752.20x = 2,201,657,677,798,351.75
  5. Step 5: Solve for x
    x = 2,201,657,677,798,351.75/73,753,752.20
  6. Step 6: Final answer
    x = 29,851,466.70

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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.