Home / 99,076,246.20-148,614,369.30-30,910,080.60

Finding the Fourth Proportional to 99,076,246.20, 148,614,369.30 and 30,910,080.60

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Solution

The fourth proportional to 99,076,246.20, 148,614,369.30 and 30,910,080.60 is: 46,365,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,076,246.20 : 148,614,369.30 = 30,910,080.60 : x
  2. Step 2: Convert to fraction form
    99,076,246.20/148,614,369.30 = 30,910,080.60/x
  3. Step 3: Cross multiply
    99,076,246.20x = 148,614,369.30 × 30,910,080.60
  4. Step 4: Simplify right side
    99,076,246.20x = 4,593,682,133,381,166
  5. Step 5: Solve for x
    x = 4,593,682,133,381,166/99,076,246.20
  6. Step 6: Final answer
    x = 46,365,120.90

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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.