Home / 373,386,796.12-515,260,271.40-206,119,464.73

Finding the Fourth Proportional to 373,386,796.12, 515,260,271.40 and 206,119,464.73

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Solution

The fourth proportional to 373,386,796.12, 515,260,271.40 and 206,119,464.73 is: 284,437,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,386,796.12 : 515,260,271.40 = 206,119,464.73 : x
  2. Step 2: Convert to fraction form
    373,386,796.12/515,260,271.40 = 206,119,464.73/x
  3. Step 3: Cross multiply
    373,386,796.12x = 515,260,271.40 × 206,119,464.73
  4. Step 4: Simplify right side
    373,386,796.12x = 106,205,171,337,602,512
  5. Step 5: Solve for x
    x = 106,205,171,337,602,512/373,386,796.12
  6. Step 6: Final answer
    x = 284,437,404.97

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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.