Home / 339,076,951.70-508,615,427.55-120,973,565.30

Finding the Fourth Proportional to 339,076,951.70, 508,615,427.55 and 120,973,565.30

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Solution

The fourth proportional to 339,076,951.70, 508,615,427.55 and 120,973,565.30 is: 181,460,347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,076,951.70 : 508,615,427.55 = 120,973,565.30 : x
  2. Step 2: Convert to fraction form
    339,076,951.70/508,615,427.55 = 120,973,565.30/x
  3. Step 3: Cross multiply
    339,076,951.70x = 508,615,427.55 × 120,973,565.30
  4. Step 4: Simplify right side
    339,076,951.70x = 61,529,021,637,307,344
  5. Step 5: Solve for x
    x = 61,529,021,637,307,344/339,076,951.70
  6. Step 6: Final answer
    x = 181,460,347.95

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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.