Home / 1,328,605,222.40-1,992,907,833.60-959,360,015.60

Finding the Fourth Proportional to 1,328,605,222.40, 1,992,907,833.60 and 959,360,015.60

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Solution

The fourth proportional to 1,328,605,222.40, 1,992,907,833.60 and 959,360,015.60 is: 1,439,040,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,605,222.40 : 1,992,907,833.60 = 959,360,015.60 : x
  2. Step 2: Convert to fraction form
    1,328,605,222.40/1,992,907,833.60 = 959,360,015.60/x
  3. Step 3: Cross multiply
    1,328,605,222.40x = 1,992,907,833.60 × 959,360,015.60
  4. Step 4: Simplify right side
    1,328,605,222.40x = 1,911,916,090,331,858,176
  5. Step 5: Solve for x
    x = 1,911,916,090,331,858,176/1,328,605,222.40
  6. Step 6: Final answer
    x = 1,439,040,023.40

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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.