Home / 338,972,905.52-467,756,778.94-190,265,292.72

Finding the Fourth Proportional to 338,972,905.52, 467,756,778.94 and 190,265,292.72

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Solution

The fourth proportional to 338,972,905.52, 467,756,778.94 and 190,265,292.72 is: 262,551,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,972,905.52 : 467,756,778.94 = 190,265,292.72 : x
  2. Step 2: Convert to fraction form
    338,972,905.52/467,756,778.94 = 190,265,292.72/x
  3. Step 3: Cross multiply
    338,972,905.52x = 467,756,778.94 × 190,265,292.72
  4. Step 4: Simplify right side
    338,972,905.52x = 88,997,880,466,783,424
  5. Step 5: Solve for x
    x = 88,997,880,466,783,424/338,972,905.52
  6. Step 6: Final answer
    x = 262,551,605.21

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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.