Home / 373,339,508.35-515,208,571.95-206,075,801.13

Finding the Fourth Proportional to 373,339,508.35, 515,208,571.95 and 206,075,801.13

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Solution

The fourth proportional to 373,339,508.35, 515,208,571.95 and 206,075,801.13 is: 284,384,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,339,508.35 : 515,208,571.95 = 206,075,801.13 : x
  2. Step 2: Convert to fraction form
    373,339,508.35/515,208,571.95 = 206,075,801.13/x
  3. Step 3: Cross multiply
    373,339,508.35x = 515,208,571.95 × 206,075,801.13
  4. Step 4: Simplify right side
    373,339,508.35x = 106,172,019,215,963,072
  5. Step 5: Solve for x
    x = 106,172,019,215,963,072/373,339,508.35
  6. Step 6: Final answer
    x = 284,384,633.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.