Home / 222,913,362.20-334,370,043.30-208,564,455.20

Finding the Fourth Proportional to 222,913,362.20, 334,370,043.30 and 208,564,455.20

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Solution

The fourth proportional to 222,913,362.20, 334,370,043.30 and 208,564,455.20 is: 312,846,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,913,362.20 : 334,370,043.30 = 208,564,455.20 : x
  2. Step 2: Convert to fraction form
    222,913,362.20/334,370,043.30 = 208,564,455.20/x
  3. Step 3: Cross multiply
    222,913,362.20x = 334,370,043.30 × 208,564,455.20
  4. Step 4: Simplify right side
    222,913,362.20x = 69,737,705,916,064,912
  5. Step 5: Solve for x
    x = 69,737,705,916,064,912/222,913,362.20
  6. Step 6: Final answer
    x = 312,846,682.80

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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.