Home / 88,979,825.80-133,469,738.70-69,869,528.20

Finding the Fourth Proportional to 88,979,825.80, 133,469,738.70 and 69,869,528.20

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Solution

The fourth proportional to 88,979,825.80, 133,469,738.70 and 69,869,528.20 is: 104,804,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,979,825.80 : 133,469,738.70 = 69,869,528.20 : x
  2. Step 2: Convert to fraction form
    88,979,825.80/133,469,738.70 = 69,869,528.20/x
  3. Step 3: Cross multiply
    88,979,825.80x = 133,469,738.70 × 69,869,528.20
  4. Step 4: Simplify right side
    88,979,825.80x = 9,325,467,671,946,282
  5. Step 5: Solve for x
    x = 9,325,467,671,946,282/88,979,825.80
  6. Step 6: Final answer
    x = 104,804,292.30

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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.