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Finding the Fourth Proportional to 2,922,939,950.40, 4,384,409,925.60 and 2,922,939,950.40

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Solution

The fourth proportional to 2,922,939,950.40, 4,384,409,925.60 and 2,922,939,950.40 is: 4,384,409,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,939,950.40 : 4,384,409,925.60 = 2,922,939,950.40 : x
  2. Step 2: Convert to fraction form
    2,922,939,950.40/4,384,409,925.60 = 2,922,939,950.40/x
  3. Step 3: Cross multiply
    2,922,939,950.40x = 4,384,409,925.60 × 2,922,939,950.40
  4. Step 4: Simplify right side
    2,922,939,950.40x = 12,815,366,930,466,533,376
  5. Step 5: Solve for x
    x = 12,815,366,930,466,533,376/2,922,939,950.40
  6. Step 6: Final answer
    x = 4,384,409,925.60

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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.