Home / 89,019,092.40-133,528,638.60-50,117,611.20

Finding the Fourth Proportional to 89,019,092.40, 133,528,638.60 and 50,117,611.20

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Solution

The fourth proportional to 89,019,092.40, 133,528,638.60 and 50,117,611.20 is: 75,176,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,019,092.40 : 133,528,638.60 = 50,117,611.20 : x
  2. Step 2: Convert to fraction form
    89,019,092.40/133,528,638.60 = 50,117,611.20/x
  3. Step 3: Cross multiply
    89,019,092.40x = 133,528,638.60 × 50,117,611.20
  4. Step 4: Simplify right side
    89,019,092.40x = 6,692,136,393,420,112
  5. Step 5: Solve for x
    x = 6,692,136,393,420,112/89,019,092.40
  6. Step 6: Final answer
    x = 75,176,416.80

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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.