Home / 448,060,304.40-672,090,456.60-263,638,467.60

Finding the Fourth Proportional to 448,060,304.40, 672,090,456.60 and 263,638,467.60

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Solution

The fourth proportional to 448,060,304.40, 672,090,456.60 and 263,638,467.60 is: 395,457,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,060,304.40 : 672,090,456.60 = 263,638,467.60 : x
  2. Step 2: Convert to fraction form
    448,060,304.40/672,090,456.60 = 263,638,467.60/x
  3. Step 3: Cross multiply
    448,060,304.40x = 672,090,456.60 × 263,638,467.60
  4. Step 4: Simplify right side
    448,060,304.40x = 177,188,898,066,608,320
  5. Step 5: Solve for x
    x = 177,188,898,066,608,320/448,060,304.40
  6. Step 6: Final answer
    x = 395,457,701.40

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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.