Home / 368,959,155.44-553,439,783.82-106,665,059.02

Finding the Fourth Proportional to 368,959,155.44, 553,439,783.82 and 106,665,059.02

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Solution

The fourth proportional to 368,959,155.44, 553,439,783.82 and 106,665,059.02 is: 159,997,892.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,959,155.44 : 553,439,783.82 = 106,665,059.02 : x
  2. Step 2: Convert to fraction form
    368,959,155.44/553,439,783.82 = 106,665,059.02/x
  3. Step 3: Cross multiply
    368,959,155.44x = 553,439,783.82 × 106,665,059.02
  4. Step 4: Simplify right side
    368,959,155.44x = 59,032,687,205,176,344
  5. Step 5: Solve for x
    x = 59,032,687,205,176,344/368,959,155.44
  6. Step 6: Final answer
    x = 159,997,892.27

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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.