Home / 448,252,109.80-670,999,109.96-292,470,481.44

Finding the Fourth Proportional to 448,252,109.80, 670,999,109.96 and 292,470,481.44

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Solution

The fourth proportional to 448,252,109.80, 670,999,109.96 and 292,470,481.44 is: 437,805,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,252,109.80 : 670,999,109.96 = 292,470,481.44 : x
  2. Step 2: Convert to fraction form
    448,252,109.80/670,999,109.96 = 292,470,481.44/x
  3. Step 3: Cross multiply
    448,252,109.80x = 670,999,109.96 × 292,470,481.44
  4. Step 4: Simplify right side
    448,252,109.80x = 196,247,432,735,812,704
  5. Step 5: Solve for x
    x = 196,247,432,735,812,704/448,252,109.80
  6. Step 6: Final answer
    x = 437,805,932.08

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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.