Home / 468,586,524.35-646,635,403.26-256,886,116.27

Finding the Fourth Proportional to 468,586,524.35, 646,635,403.26 and 256,886,116.27

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Solution

The fourth proportional to 468,586,524.35, 646,635,403.26 and 256,886,116.27 is: 354,495,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,586,524.35 : 646,635,403.26 = 256,886,116.27 : x
  2. Step 2: Convert to fraction form
    468,586,524.35/646,635,403.26 = 256,886,116.27/x
  3. Step 3: Cross multiply
    468,586,524.35x = 646,635,403.26 × 256,886,116.27
  4. Step 4: Simplify right side
    468,586,524.35x = 166,111,657,384,530,112
  5. Step 5: Solve for x
    x = 166,111,657,384,530,112/468,586,524.35
  6. Step 6: Final answer
    x = 354,495,165.25

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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.