Home / 366,980,787.60-550,471,181.40-352,872,013.20

Finding the Fourth Proportional to 366,980,787.60, 550,471,181.40 and 352,872,013.20

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Solution

The fourth proportional to 366,980,787.60, 550,471,181.40 and 352,872,013.20 is: 529,308,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,980,787.60 : 550,471,181.40 = 352,872,013.20 : x
  2. Step 2: Convert to fraction form
    366,980,787.60/550,471,181.40 = 352,872,013.20/x
  3. Step 3: Cross multiply
    366,980,787.60x = 550,471,181.40 × 352,872,013.20
  4. Step 4: Simplify right side
    366,980,787.60x = 194,245,873,989,200,384
  5. Step 5: Solve for x
    x = 194,245,873,989,200,384/366,980,787.60
  6. Step 6: Final answer
    x = 529,308,019.80

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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.