Home / 622,196,112.68-933,282,155.10-185,792,490.44

Finding the Fourth Proportional to 622,196,112.68, 933,282,155.10 and 185,792,490.44

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Solution

The fourth proportional to 622,196,112.68, 933,282,155.10 and 185,792,490.44 is: 278,685,148.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,196,112.68 : 933,282,155.10 = 185,792,490.44 : x
  2. Step 2: Convert to fraction form
    622,196,112.68/933,282,155.10 = 185,792,490.44/x
  3. Step 3: Cross multiply
    622,196,112.68x = 933,282,155.10 × 185,792,490.44
  4. Step 4: Simplify right side
    622,196,112.68x = 173,396,815,879,239,360
  5. Step 5: Solve for x
    x = 173,396,815,879,239,360/622,196,112.68
  6. Step 6: Final answer
    x = 278,685,148.21

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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.