Home / 1,002,946,405.19-1,504,417,603.03-266,090,169.02

Finding the Fourth Proportional to 1,002,946,405.19, 1,504,417,603.03 and 266,090,169.02

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Solution

The fourth proportional to 1,002,946,405.19, 1,504,417,603.03 and 266,090,169.02 is: 399,134,721.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,946,405.19 : 1,504,417,603.03 = 266,090,169.02 : x
  2. Step 2: Convert to fraction form
    1,002,946,405.19/1,504,417,603.03 = 266,090,169.02/x
  3. Step 3: Cross multiply
    1,002,946,405.19x = 1,504,417,603.03 × 266,090,169.02
  4. Step 4: Simplify right side
    1,002,946,405.19x = 400,310,734,258,728,576
  5. Step 5: Solve for x
    x = 400,310,734,258,728,576/1,002,946,405.19
  6. Step 6: Final answer
    x = 399,134,721.65

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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.