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Finding the Fourth Proportional to 201,350,588.40, 301,270,055.40 and 133,326,140.40

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Solution

The fourth proportional to 201,350,588.40, 301,270,055.40 and 133,326,140.40 is: 199,488,732.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,350,588.40 : 301,270,055.40 = 133,326,140.40 : x
  2. Step 2: Convert to fraction form
    201,350,588.40/301,270,055.40 = 133,326,140.40/x
  3. Step 3: Cross multiply
    201,350,588.40x = 301,270,055.40 × 133,326,140.40
  4. Step 4: Simplify right side
    201,350,588.40x = 40,167,173,704,576,176
  5. Step 5: Solve for x
    x = 40,167,173,704,576,176/201,350,588.40
  6. Step 6: Final answer
    x = 199,488,732.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.