Home / 215,255,766.54-297,052,878.42-117,470,622.54

Finding the Fourth Proportional to 215,255,766.54, 297,052,878.42 and 117,470,622.54

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Solution

The fourth proportional to 215,255,766.54, 297,052,878.42 and 117,470,622.54 is: 162,109,415.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,255,766.54 : 297,052,878.42 = 117,470,622.54 : x
  2. Step 2: Convert to fraction form
    215,255,766.54/297,052,878.42 = 117,470,622.54/x
  3. Step 3: Cross multiply
    215,255,766.54x = 297,052,878.42 × 117,470,622.54
  4. Step 4: Simplify right side
    215,255,766.54x = 34,894,986,555,296,336
  5. Step 5: Solve for x
    x = 34,894,986,555,296,336/215,255,766.54
  6. Step 6: Final answer
    x = 162,109,415.77

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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.