Home / 1,206,641,810.94-1,809,951,151.23-715,001,181.54

Finding the Fourth Proportional to 1,206,641,810.94, 1,809,951,151.23 and 715,001,181.54

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Solution

The fourth proportional to 1,206,641,810.94, 1,809,951,151.23 and 715,001,181.54 is: 1,072,494,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,641,810.94 : 1,809,951,151.23 = 715,001,181.54 : x
  2. Step 2: Convert to fraction form
    1,206,641,810.94/1,809,951,151.23 = 715,001,181.54/x
  3. Step 3: Cross multiply
    1,206,641,810.94x = 1,809,951,151.23 × 715,001,181.54
  4. Step 4: Simplify right side
    1,206,641,810.94x = 1,294,117,211,659,133,184
  5. Step 5: Solve for x
    x = 1,294,117,211,659,133,184/1,206,641,810.94
  6. Step 6: Final answer
    x = 1,072,494,919.31

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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.