Home / 132,699,134.04-199,065,531.80-51,909,604.44

Finding the Fourth Proportional to 132,699,134.04, 199,065,531.80 and 51,909,604.44

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Solution

The fourth proportional to 132,699,134.04, 199,065,531.80 and 51,909,604.44 is: 77,870,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,699,134.04 : 199,065,531.80 = 51,909,604.44 : x
  2. Step 2: Convert to fraction form
    132,699,134.04/199,065,531.80 = 51,909,604.44/x
  3. Step 3: Cross multiply
    132,699,134.04x = 199,065,531.80 × 51,909,604.44
  4. Step 4: Simplify right side
    132,699,134.04x = 10,333,413,013,376,242
  5. Step 5: Solve for x
    x = 10,333,413,013,376,242/132,699,134.04
  6. Step 6: Final answer
    x = 77,870,990.55

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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.