Home / 158,526,012.80-237,789,019.20-133,016,844.80

Finding the Fourth Proportional to 158,526,012.80, 237,789,019.20 and 133,016,844.80

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Solution

The fourth proportional to 158,526,012.80, 237,789,019.20 and 133,016,844.80 is: 199,525,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,526,012.80 : 237,789,019.20 = 133,016,844.80 : x
  2. Step 2: Convert to fraction form
    158,526,012.80/237,789,019.20 = 133,016,844.80/x
  3. Step 3: Cross multiply
    158,526,012.80x = 237,789,019.20 × 133,016,844.80
  4. Step 4: Simplify right side
    158,526,012.80x = 31,629,945,062,070,616
  5. Step 5: Solve for x
    x = 31,629,945,062,070,616/158,526,012.80
  6. Step 6: Final answer
    x = 199,525,267.20

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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.