Home / 298,704,503.47-448,122,562.04-91,444,481.77

Finding the Fourth Proportional to 298,704,503.47, 448,122,562.04 and 91,444,481.77

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Solution

The fourth proportional to 298,704,503.47, 448,122,562.04 and 91,444,481.77 is: 137,186,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,704,503.47 : 448,122,562.04 = 91,444,481.77 : x
  2. Step 2: Convert to fraction form
    298,704,503.47/448,122,562.04 = 91,444,481.77/x
  3. Step 3: Cross multiply
    298,704,503.47x = 448,122,562.04 × 91,444,481.77
  4. Step 4: Simplify right side
    298,704,503.47x = 40,978,335,455,192,472
  5. Step 5: Solve for x
    x = 40,978,335,455,192,472/298,704,503.47
  6. Step 6: Final answer
    x = 137,186,868.56

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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.