Home / 343,648,640.84-474,335,056.31-224,589,143.39

Finding the Fourth Proportional to 343,648,640.84, 474,335,056.31 and 224,589,143.39

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Solution

The fourth proportional to 343,648,640.84, 474,335,056.31 and 224,589,143.39 is: 309,998,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,648,640.84 : 474,335,056.31 = 224,589,143.39 : x
  2. Step 2: Convert to fraction form
    343,648,640.84/474,335,056.31 = 224,589,143.39/x
  3. Step 3: Cross multiply
    343,648,640.84x = 474,335,056.31 × 224,589,143.39
  4. Step 4: Simplify right side
    343,648,640.84x = 106,530,503,976,573,216
  5. Step 5: Solve for x
    x = 106,530,503,976,573,216/343,648,640.84
  6. Step 6: Final answer
    x = 309,998,327.70

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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.