Home / 1,318,311,114.08-1,976,354,532.48-1,085,153,332.76

Finding the Fourth Proportional to 1,318,311,114.08, 1,976,354,532.48 and 1,085,153,332.76

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Solution

The fourth proportional to 1,318,311,114.08, 1,976,354,532.48 and 1,085,153,332.76 is: 1,626,814,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,311,114.08 : 1,976,354,532.48 = 1,085,153,332.76 : x
  2. Step 2: Convert to fraction form
    1,318,311,114.08/1,976,354,532.48 = 1,085,153,332.76/x
  3. Step 3: Cross multiply
    1,318,311,114.08x = 1,976,354,532.48 × 1,085,153,332.76
  4. Step 4: Simplify right side
    1,318,311,114.08x = 2,144,647,707,636,003,584
  5. Step 5: Solve for x
    x = 2,144,647,707,636,003,584/1,318,311,114.08
  6. Step 6: Final answer
    x = 1,626,814,554.42

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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.