Home / 448,251,999.06-670,998,945.21-292,470,371.82

Finding the Fourth Proportional to 448,251,999.06, 670,998,945.21 and 292,470,371.82

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Solution

The fourth proportional to 448,251,999.06, 670,998,945.21 and 292,470,371.82 is: 437,805,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,251,999.06 : 670,998,945.21 = 292,470,371.82 : x
  2. Step 2: Convert to fraction form
    448,251,999.06/670,998,945.21 = 292,470,371.82/x
  3. Step 3: Cross multiply
    448,251,999.06x = 670,998,945.21 × 292,470,371.82
  4. Step 4: Simplify right side
    448,251,999.06x = 196,247,310,996,396,512
  5. Step 5: Solve for x
    x = 196,247,310,996,396,512/448,251,999.06
  6. Step 6: Final answer
    x = 437,805,768.65

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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.