Home / 97,491,235.35-146,236,844.14-42,903,820.85

Finding the Fourth Proportional to 97,491,235.35, 146,236,844.14 and 42,903,820.85

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Solution

The fourth proportional to 97,491,235.35, 146,236,844.14 and 42,903,820.85 is: 64,355,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,491,235.35 : 146,236,844.14 = 42,903,820.85 : x
  2. Step 2: Convert to fraction form
    97,491,235.35/146,236,844.14 = 42,903,820.85/x
  3. Step 3: Cross multiply
    97,491,235.35x = 146,236,844.14 × 42,903,820.85
  4. Step 4: Simplify right side
    97,491,235.35x = 6,274,119,361,920,747
  5. Step 5: Solve for x
    x = 6,274,119,361,920,747/97,491,235.35
  6. Step 6: Final answer
    x = 64,355,727.36

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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.