Home / 343,649,776.71-474,336,623.38-224,590,279.46

Finding the Fourth Proportional to 343,649,776.71, 474,336,623.38 and 224,590,279.46

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Solution

The fourth proportional to 343,649,776.71, 474,336,623.38 and 224,590,279.46 is: 309,999,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,649,776.71 : 474,336,623.38 = 224,590,279.46 : x
  2. Step 2: Convert to fraction form
    343,649,776.71/474,336,623.38 = 224,590,279.46/x
  3. Step 3: Cross multiply
    343,649,776.71x = 474,336,623.38 × 224,590,279.46
  4. Step 4: Simplify right side
    343,649,776.71x = 106,531,394,803,026,976
  5. Step 5: Solve for x
    x = 106,531,394,803,026,976/343,649,776.71
  6. Step 6: Final answer
    x = 309,999,895.31

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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.