Home / 156,528,101.70-234,792,152.55-139,309,413.30

Finding the Fourth Proportional to 156,528,101.70, 234,792,152.55 and 139,309,413.30

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Solution

The fourth proportional to 156,528,101.70, 234,792,152.55 and 139,309,413.30 is: 208,964,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,528,101.70 : 234,792,152.55 = 139,309,413.30 : x
  2. Step 2: Convert to fraction form
    156,528,101.70/234,792,152.55 = 139,309,413.30/x
  3. Step 3: Cross multiply
    156,528,101.70x = 234,792,152.55 × 139,309,413.30
  4. Step 4: Simplify right side
    156,528,101.70x = 32,708,757,019,184,604
  5. Step 5: Solve for x
    x = 32,708,757,019,184,604/156,528,101.70
  6. Step 6: Final answer
    x = 208,964,119.95

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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.