Home / 9,133,790,821.20-13,701,961,690.20-3,893,357,408.40

Finding the Fourth Proportional to 9,133,790,821.20, 13,701,961,690.20 and 3,893,357,408.40

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Solution

The fourth proportional to 9,133,790,821.20, 13,701,961,690.20 and 3,893,357,408.40 is: 5,840,579,787.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133,790,821.20 : 13,701,961,690.20 = 3,893,357,408.40 : x
  2. Step 2: Convert to fraction form
    9,133,790,821.20/13,701,961,690.20 = 3,893,357,408.40/x
  3. Step 3: Cross multiply
    9,133,790,821.20x = 13,701,961,690.20 × 3,893,357,408.40
  4. Step 4: Simplify right side
    9,133,790,821.20x = 53,346,634,056,153,161,728
  5. Step 5: Solve for x
    x = 53,346,634,056,153,161,728/9,133,790,821.20
  6. Step 6: Final answer
    x = 5,840,579,787.78

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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.