Home / 326,166,066.54-489,248,963.73-118,919,997.90

Finding the Fourth Proportional to 326,166,066.54, 489,248,963.73 and 118,919,997.90

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Solution

The fourth proportional to 326,166,066.54, 489,248,963.73 and 118,919,997.90 is: 178,379,947.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,166,066.54 : 489,248,963.73 = 118,919,997.90 : x
  2. Step 2: Convert to fraction form
    326,166,066.54/489,248,963.73 = 118,919,997.90/x
  3. Step 3: Cross multiply
    326,166,066.54x = 489,248,963.73 × 118,919,997.90
  4. Step 4: Simplify right side
    326,166,066.54x = 58,181,485,739,348,784
  5. Step 5: Solve for x
    x = 58,181,485,739,348,784/326,166,066.54
  6. Step 6: Final answer
    x = 178,379,947.24

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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.