Home / 464,269,276.92-640,691,580.96-255,420,939.18

Finding the Fourth Proportional to 464,269,276.92, 640,691,580.96 and 255,420,939.18

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Solution

The fourth proportional to 464,269,276.92, 640,691,580.96 and 255,420,939.18 is: 352,480,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,269,276.92 : 640,691,580.96 = 255,420,939.18 : x
  2. Step 2: Convert to fraction form
    464,269,276.92/640,691,580.96 = 255,420,939.18/x
  3. Step 3: Cross multiply
    464,269,276.92x = 640,691,580.96 × 255,420,939.18
  4. Step 4: Simplify right side
    464,269,276.92x = 163,646,045,333,522,208
  5. Step 5: Solve for x
    x = 163,646,045,333,522,208/464,269,276.92
  6. Step 6: Final answer
    x = 352,480,884.41

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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.