Home / 1,284,450,352.40-1,926,675,528.60-897,029,863.40

Finding the Fourth Proportional to 1,284,450,352.40, 1,926,675,528.60 and 897,029,863.40

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Solution

The fourth proportional to 1,284,450,352.40, 1,926,675,528.60 and 897,029,863.40 is: 1,345,544,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,450,352.40 : 1,926,675,528.60 = 897,029,863.40 : x
  2. Step 2: Convert to fraction form
    1,284,450,352.40/1,926,675,528.60 = 897,029,863.40/x
  3. Step 3: Cross multiply
    1,284,450,352.40x = 1,926,675,528.60 × 897,029,863.40
  4. Step 4: Simplify right side
    1,284,450,352.40x = 1,728,285,486,236,180,736
  5. Step 5: Solve for x
    x = 1,728,285,486,236,180,736/1,284,450,352.40
  6. Step 6: Final answer
    x = 1,345,544,795.10

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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.