Home / 622,886,743.40-934,330,115.10-162,871,413.80

Finding the Fourth Proportional to 622,886,743.40, 934,330,115.10 and 162,871,413.80

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Solution

The fourth proportional to 622,886,743.40, 934,330,115.10 and 162,871,413.80 is: 244,307,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,886,743.40 : 934,330,115.10 = 162,871,413.80 : x
  2. Step 2: Convert to fraction form
    622,886,743.40/934,330,115.10 = 162,871,413.80/x
  3. Step 3: Cross multiply
    622,886,743.40x = 934,330,115.10 × 162,871,413.80
  4. Step 4: Simplify right side
    622,886,743.40x = 152,175,666,802,253,728
  5. Step 5: Solve for x
    x = 152,175,666,802,253,728/622,886,743.40
  6. Step 6: Final answer
    x = 244,307,120.70

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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.