Home / 193,134,469.60-289,701,704.40-102,435,205.60

Finding the Fourth Proportional to 193,134,469.60, 289,701,704.40 and 102,435,205.60

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Solution

The fourth proportional to 193,134,469.60, 289,701,704.40 and 102,435,205.60 is: 153,652,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,134,469.60 : 289,701,704.40 = 102,435,205.60 : x
  2. Step 2: Convert to fraction form
    193,134,469.60/289,701,704.40 = 102,435,205.60/x
  3. Step 3: Cross multiply
    193,134,469.60x = 289,701,704.40 × 102,435,205.60
  4. Step 4: Simplify right side
    193,134,469.60x = 29,675,653,652,884,420
  5. Step 5: Solve for x
    x = 29,675,653,652,884,420/193,134,469.60
  6. Step 6: Final answer
    x = 153,652,808.40

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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.