Home / 714,285,687.89-1,071,432,143.73-222,957,771.35

Finding the Fourth Proportional to 714,285,687.89, 1,071,432,143.73 and 222,957,771.35

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Solution

The fourth proportional to 714,285,687.89, 1,071,432,143.73 and 222,957,771.35 is: 334,437,784.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,285,687.89 : 1,071,432,143.73 = 222,957,771.35 : x
  2. Step 2: Convert to fraction form
    714,285,687.89/1,071,432,143.73 = 222,957,771.35/x
  3. Step 3: Cross multiply
    714,285,687.89x = 1,071,432,143.73 × 222,957,771.35
  4. Step 4: Simplify right side
    714,285,687.89x = 238,884,122,913,436,512
  5. Step 5: Solve for x
    x = 238,884,122,913,436,512/714,285,687.89
  6. Step 6: Final answer
    x = 334,437,784.44

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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.