Home / 275,206,881.76-379,785,558.52-151,447,558.74

Finding the Fourth Proportional to 275,206,881.76, 379,785,558.52 and 151,447,558.74

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Solution

The fourth proportional to 275,206,881.76, 379,785,558.52 and 151,447,558.74 is: 208,997,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,206,881.76 : 379,785,558.52 = 151,447,558.74 : x
  2. Step 2: Convert to fraction form
    275,206,881.76/379,785,558.52 = 151,447,558.74/x
  3. Step 3: Cross multiply
    275,206,881.76x = 379,785,558.52 × 151,447,558.74
  4. Step 4: Simplify right side
    275,206,881.76x = 57,517,595,682,561,408
  5. Step 5: Solve for x
    x = 57,517,595,682,561,408/275,206,881.76
  6. Step 6: Final answer
    x = 208,997,665.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.