Home / 339,076,952.70-508,615,429.05-120,973,566.30

Finding the Fourth Proportional to 339,076,952.70, 508,615,429.05 and 120,973,566.30

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Solution

The fourth proportional to 339,076,952.70, 508,615,429.05 and 120,973,566.30 is: 181,460,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,076,952.70 : 508,615,429.05 = 120,973,566.30 : x
  2. Step 2: Convert to fraction form
    339,076,952.70/508,615,429.05 = 120,973,566.30/x
  3. Step 3: Cross multiply
    339,076,952.70x = 508,615,429.05 × 120,973,566.30
  4. Step 4: Simplify right side
    339,076,952.70x = 61,529,022,327,383,120
  5. Step 5: Solve for x
    x = 61,529,022,327,383,120/339,076,952.70
  6. Step 6: Final answer
    x = 181,460,349.45

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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.