Home / 191,048,467.22-263,643,413.49-106,275,172.23

Finding the Fourth Proportional to 191,048,467.22, 263,643,413.49 and 106,275,172.23

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Solution

The fourth proportional to 191,048,467.22, 263,643,413.49 and 106,275,172.23 is: 146,657,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,048,467.22 : 263,643,413.49 = 106,275,172.23 : x
  2. Step 2: Convert to fraction form
    191,048,467.22/263,643,413.49 = 106,275,172.23/x
  3. Step 3: Cross multiply
    191,048,467.22x = 263,643,413.49 × 106,275,172.23
  4. Step 4: Simplify right side
    191,048,467.22x = 28,018,749,175,954,856
  5. Step 5: Solve for x
    x = 28,018,749,175,954,856/191,048,467.22
  6. Step 6: Final answer
    x = 146,657,806.70

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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.