Home / 374,435,015.70-561,652,523.55-251,991,009.30

Finding the Fourth Proportional to 374,435,015.70, 561,652,523.55 and 251,991,009.30

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Solution

The fourth proportional to 374,435,015.70, 561,652,523.55 and 251,991,009.30 is: 377,986,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,435,015.70 : 561,652,523.55 = 251,991,009.30 : x
  2. Step 2: Convert to fraction form
    374,435,015.70/561,652,523.55 = 251,991,009.30/x
  3. Step 3: Cross multiply
    374,435,015.70x = 561,652,523.55 × 251,991,009.30
  4. Step 4: Simplify right side
    374,435,015.70x = 141,531,386,285,256,512
  5. Step 5: Solve for x
    x = 141,531,386,285,256,512/374,435,015.70
  6. Step 6: Final answer
    x = 377,986,513.95

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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.