Home / 297,916,171.02-446,891,041.35-90,661,321.98

Finding the Fourth Proportional to 297,916,171.02, 446,891,041.35 and 90,661,321.98

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Solution

The fourth proportional to 297,916,171.02, 446,891,041.35 and 90,661,321.98 is: 135,997,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,916,171.02 : 446,891,041.35 = 90,661,321.98 : x
  2. Step 2: Convert to fraction form
    297,916,171.02/446,891,041.35 = 90,661,321.98/x
  3. Step 3: Cross multiply
    297,916,171.02x = 446,891,041.35 × 90,661,321.98
  4. Step 4: Simplify right side
    297,916,171.02x = 40,515,732,589,809,848
  5. Step 5: Solve for x
    x = 40,515,732,589,809,848/297,916,171.02
  6. Step 6: Final answer
    x = 135,997,090.90

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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.