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Finding the Fourth Proportional to 201,225,465.40, 301,838,198.10 and 201,225,465.40

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Solution

The fourth proportional to 201,225,465.40, 301,838,198.10 and 201,225,465.40 is: 301,838,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,225,465.40 : 301,838,198.10 = 201,225,465.40 : x
  2. Step 2: Convert to fraction form
    201,225,465.40/301,838,198.10 = 201,225,465.40/x
  3. Step 3: Cross multiply
    201,225,465.40x = 301,838,198.10 × 201,225,465.40
  4. Step 4: Simplify right side
    201,225,465.40x = 60,737,531,888,169,904
  5. Step 5: Solve for x
    x = 60,737,531,888,169,904/201,225,465.40
  6. Step 6: Final answer
    x = 301,838,198.10

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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.