Home / 336,804,000.40-505,206,000.60-318,097,277.20

Finding the Fourth Proportional to 336,804,000.40, 505,206,000.60 and 318,097,277.20

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Solution

The fourth proportional to 336,804,000.40, 505,206,000.60 and 318,097,277.20 is: 477,145,915.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,804,000.40 : 505,206,000.60 = 318,097,277.20 : x
  2. Step 2: Convert to fraction form
    336,804,000.40/505,206,000.60 = 318,097,277.20/x
  3. Step 3: Cross multiply
    336,804,000.40x = 505,206,000.60 × 318,097,277.20
  4. Step 4: Simplify right side
    336,804,000.40x = 160,704,653,215,961,568
  5. Step 5: Solve for x
    x = 160,704,653,215,961,568/336,804,000.40
  6. Step 6: Final answer
    x = 477,145,915.80

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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.