Home / 178,326,371.85-267,184,624.35-139,449,811.52

Finding the Fourth Proportional to 178,326,371.85, 267,184,624.35 and 139,449,811.52

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Solution

The fourth proportional to 178,326,371.85, 267,184,624.35 and 139,449,811.52 is: 208,936,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,326,371.85 : 267,184,624.35 = 139,449,811.52 : x
  2. Step 2: Convert to fraction form
    178,326,371.85/267,184,624.35 = 139,449,811.52/x
  3. Step 3: Cross multiply
    178,326,371.85x = 267,184,624.35 × 139,449,811.52
  4. Step 4: Simplify right side
    178,326,371.85x = 37,258,845,505,313,576
  5. Step 5: Solve for x
    x = 37,258,845,505,313,576/178,326,371.85
  6. Step 6: Final answer
    x = 208,936,261.75

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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.