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Finding the Fourth Proportional to 363,357,455.40, 545,036,183.10 and 363,357,455.40

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Solution

The fourth proportional to 363,357,455.40, 545,036,183.10 and 363,357,455.40 is: 545,036,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,357,455.40 : 545,036,183.10 = 363,357,455.40 : x
  2. Step 2: Convert to fraction form
    363,357,455.40/545,036,183.10 = 363,357,455.40/x
  3. Step 3: Cross multiply
    363,357,455.40x = 545,036,183.10 × 363,357,455.40
  4. Step 4: Simplify right side
    363,357,455.40x = 198,042,960,592,144,480
  5. Step 5: Solve for x
    x = 198,042,960,592,144,480/363,357,455.40
  6. Step 6: Final answer
    x = 545,036,183.10

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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.