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Finding the Fourth Proportional to 188,946,256.80, 282,915,500.40 and 188,946,256.80

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Solution

The fourth proportional to 188,946,256.80, 282,915,500.40 and 188,946,256.80 is: 282,915,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,946,256.80 : 282,915,500.40 = 188,946,256.80 : x
  2. Step 2: Convert to fraction form
    188,946,256.80/282,915,500.40 = 188,946,256.80/x
  3. Step 3: Cross multiply
    188,946,256.80x = 282,915,500.40 × 188,946,256.80
  4. Step 4: Simplify right side
    188,946,256.80x = 53,455,824,791,278,904
  5. Step 5: Solve for x
    x = 53,455,824,791,278,904/188,946,256.80
  6. Step 6: Final answer
    x = 282,915,500.40

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1.5x scale

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.