Home / 222,913,363.20-334,370,044.80-208,564,456.20

Finding the Fourth Proportional to 222,913,363.20, 334,370,044.80 and 208,564,456.20

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Solution

The fourth proportional to 222,913,363.20, 334,370,044.80 and 208,564,456.20 is: 312,846,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,913,363.20 : 334,370,044.80 = 208,564,456.20 : x
  2. Step 2: Convert to fraction form
    222,913,363.20/334,370,044.80 = 208,564,456.20/x
  3. Step 3: Cross multiply
    222,913,363.20x = 334,370,044.80 × 208,564,456.20
  4. Step 4: Simplify right side
    222,913,363.20x = 69,737,706,563,281,640
  5. Step 5: Solve for x
    x = 69,737,706,563,281,640/222,913,363.20
  6. Step 6: Final answer
    x = 312,846,684.30

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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.