Home / 204,844,360.80-307,266,541.20-201,443,138.40

Finding the Fourth Proportional to 204,844,360.80, 307,266,541.20 and 201,443,138.40

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Solution

The fourth proportional to 204,844,360.80, 307,266,541.20 and 201,443,138.40 is: 302,164,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,844,360.80 : 307,266,541.20 = 201,443,138.40 : x
  2. Step 2: Convert to fraction form
    204,844,360.80/307,266,541.20 = 201,443,138.40/x
  3. Step 3: Cross multiply
    204,844,360.80x = 307,266,541.20 × 201,443,138.40
  4. Step 4: Simplify right side
    204,844,360.80x = 61,896,736,384,640,904
  5. Step 5: Solve for x
    x = 61,896,736,384,640,904/204,844,360.80
  6. Step 6: Final answer
    x = 302,164,707.60

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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.