Home / 879,448,698.54-1,318,993,888.77-333,999,001.26

Finding the Fourth Proportional to 879,448,698.54, 1,318,993,888.77 and 333,999,001.26

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Solution

The fourth proportional to 879,448,698.54, 1,318,993,888.77 and 333,999,001.26 is: 500,930,460.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,448,698.54 : 1,318,993,888.77 = 333,999,001.26 : x
  2. Step 2: Convert to fraction form
    879,448,698.54/1,318,993,888.77 = 333,999,001.26/x
  3. Step 3: Cross multiply
    879,448,698.54x = 1,318,993,888.77 × 333,999,001.26
  4. Step 4: Simplify right side
    879,448,698.54x = 440,542,641,517,223,488
  5. Step 5: Solve for x
    x = 440,542,641,517,223,488/879,448,698.54
  6. Step 6: Final answer
    x = 500,930,460.47

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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.