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Finding the Fourth Proportional to 498,265,361.68, 747,395,323.80 and 203,159,323.66

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Solution

The fourth proportional to 498,265,361.68, 747,395,323.80 and 203,159,323.66 is: 304,737,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,265,361.68 : 747,395,323.80 = 203,159,323.66 : x
  2. Step 2: Convert to fraction form
    498,265,361.68/747,395,323.80 = 203,159,323.66/x
  3. Step 3: Cross multiply
    498,265,361.68x = 747,395,323.80 × 203,159,323.66
  4. Step 4: Simplify right side
    498,265,361.68x = 151,840,328,489,854,688
  5. Step 5: Solve for x
    x = 151,840,328,489,854,688/498,265,361.68
  6. Step 6: Final answer
    x = 304,737,876.98

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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.