Home / 373,386,795.12-515,260,270.02-206,119,463.73

Finding the Fourth Proportional to 373,386,795.12, 515,260,270.02 and 206,119,463.73

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Solution

The fourth proportional to 373,386,795.12, 515,260,270.02 and 206,119,463.73 is: 284,437,403.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,386,795.12 : 515,260,270.02 = 206,119,463.73 : x
  2. Step 2: Convert to fraction form
    373,386,795.12/515,260,270.02 = 206,119,463.73/x
  3. Step 3: Cross multiply
    373,386,795.12x = 515,260,270.02 × 206,119,463.73
  4. Step 4: Simplify right side
    373,386,795.12x = 106,205,170,537,897,392
  5. Step 5: Solve for x
    x = 106,205,170,537,897,392/373,386,795.12
  6. Step 6: Final answer
    x = 284,437,403.59

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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.