Home / 778,600,833.54-1,074,475,850.81-444,090,299.86

Finding the Fourth Proportional to 778,600,833.54, 1,074,475,850.81 and 444,090,299.86

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Solution

The fourth proportional to 778,600,833.54, 1,074,475,850.81 and 444,090,299.86 is: 612,848,435.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,600,833.54 : 1,074,475,850.81 = 444,090,299.86 : x
  2. Step 2: Convert to fraction form
    778,600,833.54/1,074,475,850.81 = 444,090,299.86/x
  3. Step 3: Cross multiply
    778,600,833.54x = 1,074,475,850.81 × 444,090,299.86
  4. Step 4: Simplify right side
    778,600,833.54x = 477,164,302,778,541,504
  5. Step 5: Solve for x
    x = 477,164,302,778,541,504/778,600,833.54
  6. Step 6: Final answer
    x = 612,848,435.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.