Home / 133,075,269.15-199,684,365.18-55,405,791.51

Finding the Fourth Proportional to 133,075,269.15, 199,684,365.18 and 55,405,791.51

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Solution

The fourth proportional to 133,075,269.15, 199,684,365.18 and 55,405,791.51 is: 83,138,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,075,269.15 : 199,684,365.18 = 55,405,791.51 : x
  2. Step 2: Convert to fraction form
    133,075,269.15/199,684,365.18 = 55,405,791.51/x
  3. Step 3: Cross multiply
    133,075,269.15x = 199,684,365.18 × 55,405,791.51
  4. Step 4: Simplify right side
    133,075,269.15x = 11,063,670,304,969,784
  5. Step 5: Solve for x
    x = 11,063,670,304,969,784/133,075,269.15
  6. Step 6: Final answer
    x = 83,138,440.19

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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.