Home / 156,576,188.20-234,864,282.30-142,467,413.80

Finding the Fourth Proportional to 156,576,188.20, 234,864,282.30 and 142,467,413.80

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Solution

The fourth proportional to 156,576,188.20, 234,864,282.30 and 142,467,413.80 is: 213,701,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,576,188.20 : 234,864,282.30 = 142,467,413.80 : x
  2. Step 2: Convert to fraction form
    156,576,188.20/234,864,282.30 = 142,467,413.80/x
  3. Step 3: Cross multiply
    156,576,188.20x = 234,864,282.30 × 142,467,413.80
  4. Step 4: Simplify right side
    156,576,188.20x = 33,460,506,893,274,120
  5. Step 5: Solve for x
    x = 33,460,506,893,274,120/156,576,188.20
  6. Step 6: Final answer
    x = 213,701,120.70

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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.