Home / 342,083,039.81-472,056,413.56-193,395,271.14

Finding the Fourth Proportional to 342,083,039.81, 472,056,413.56 and 193,395,271.14

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Solution

The fourth proportional to 342,083,039.81, 472,056,413.56 and 193,395,271.14 is: 266,875,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,083,039.81 : 472,056,413.56 = 193,395,271.14 : x
  2. Step 2: Convert to fraction form
    342,083,039.81/472,056,413.56 = 193,395,271.14/x
  3. Step 3: Cross multiply
    342,083,039.81x = 472,056,413.56 × 193,395,271.14
  4. Step 4: Simplify right side
    342,083,039.81x = 91,293,478,093,328,672
  5. Step 5: Solve for x
    x = 91,293,478,093,328,672/342,083,039.81
  6. Step 6: Final answer
    x = 266,875,195.41

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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.