Home / 654,085,413.06-981,273,952.39-187,710,481.55

Finding the Fourth Proportional to 654,085,413.06, 981,273,952.39 and 187,710,481.55

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Solution

The fourth proportional to 654,085,413.06, 981,273,952.39 and 187,710,481.55 is: 281,607,573.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,085,413.06 : 981,273,952.39 = 187,710,481.55 : x
  2. Step 2: Convert to fraction form
    654,085,413.06/981,273,952.39 = 187,710,481.55/x
  3. Step 3: Cross multiply
    654,085,413.06x = 981,273,952.39 × 187,710,481.55
  4. Step 4: Simplify right side
    654,085,413.06x = 184,195,406,137,931,712
  5. Step 5: Solve for x
    x = 184,195,406,137,931,712/654,085,413.06
  6. Step 6: Final answer
    x = 281,607,573.66

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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.