Home / 97,103,390.80-145,655,086.20-51,753,758.80

Finding the Fourth Proportional to 97,103,390.80, 145,655,086.20 and 51,753,758.80

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Solution

The fourth proportional to 97,103,390.80, 145,655,086.20 and 51,753,758.80 is: 77,630,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,103,390.80 : 145,655,086.20 = 51,753,758.80 : x
  2. Step 2: Convert to fraction form
    97,103,390.80/145,655,086.20 = 51,753,758.80/x
  3. Step 3: Cross multiply
    97,103,390.80x = 145,655,086.20 × 51,753,758.80
  4. Step 4: Simplify right side
    97,103,390.80x = 7,538,198,199,188,008
  5. Step 5: Solve for x
    x = 7,538,198,199,188,008/97,103,390.80
  6. Step 6: Final answer
    x = 77,630,638.20

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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.