Home / 373,387,127.10-515,282,483.80-206,122,992.14

Finding the Fourth Proportional to 373,387,127.10, 515,282,483.80 and 206,122,992.14

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Solution

The fourth proportional to 373,387,127.10, 515,282,483.80 and 206,122,992.14 is: 284,454,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,387,127.10 : 515,282,483.80 = 206,122,992.14 : x
  2. Step 2: Convert to fraction form
    373,387,127.10/515,282,483.80 = 206,122,992.14/x
  3. Step 3: Cross multiply
    373,387,127.10x = 515,282,483.80 × 206,122,992.14
  4. Step 4: Simplify right side
    373,387,127.10x = 106,211,567,358,187,072
  5. Step 5: Solve for x
    x = 106,211,567,358,187,072/373,387,127.10
  6. Step 6: Final answer
    x = 284,454,282.56

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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.