Home / 64,737,792,685.30-97,109,376,413.55-20,570,610,349.30

Finding the Fourth Proportional to 64,737,792,685.30, 97,109,376,413.55 and 20,570,610,349.30

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Solution

The fourth proportional to 64,737,792,685.30, 97,109,376,413.55 and 20,570,610,349.30 is: 30,856,769,448.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,737,792,685.30 : 97,109,376,413.55 = 20,570,610,349.30 : x
  2. Step 2: Convert to fraction form
    64,737,792,685.30/97,109,376,413.55 = 20,570,610,349.30/x
  3. Step 3: Cross multiply
    64,737,792,685.30x = 97,109,376,413.55 × 20,570,610,349.30
  4. Step 4: Simplify right side
    64,737,792,685.30x = 1,997,599,143,466,640,867,328
  5. Step 5: Solve for x
    x = 1,997,599,143,466,640,867,328/64,737,792,685.30
  6. Step 6: Final answer
    x = 30,856,769,448.06

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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.