Home / 366,980,790.10-550,471,185.15-352,872,015.70

Finding the Fourth Proportional to 366,980,790.10, 550,471,185.15 and 352,872,015.70

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Solution

The fourth proportional to 366,980,790.10, 550,471,185.15 and 352,872,015.70 is: 529,308,023.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,980,790.10 : 550,471,185.15 = 352,872,015.70 : x
  2. Step 2: Convert to fraction form
    366,980,790.10/550,471,185.15 = 352,872,015.70/x
  3. Step 3: Cross multiply
    366,980,790.10x = 550,471,185.15 × 352,872,015.70
  4. Step 4: Simplify right side
    366,980,790.10x = 194,245,876,688,648,384
  5. Step 5: Solve for x
    x = 194,245,876,688,648,384/366,980,790.10
  6. Step 6: Final answer
    x = 529,308,023.55

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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.