Home / 1,521,504,010.35-2,282,256,015.53-1,418,711,511.15

Finding the Fourth Proportional to 1,521,504,010.35, 2,282,256,015.53 and 1,418,711,511.15

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Solution

The fourth proportional to 1,521,504,010.35, 2,282,256,015.53 and 1,418,711,511.15 is: 2,128,067,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,504,010.35 : 2,282,256,015.53 = 1,418,711,511.15 : x
  2. Step 2: Convert to fraction form
    1,521,504,010.35/2,282,256,015.53 = 1,418,711,511.15/x
  3. Step 3: Cross multiply
    1,521,504,010.35x = 2,282,256,015.53 × 1,418,711,511.15
  4. Step 4: Simplify right side
    1,521,504,010.35x = 3,237,862,880,616,650,752
  5. Step 5: Solve for x
    x = 3,237,862,880,616,650,752/1,521,504,010.35
  6. Step 6: Final answer
    x = 2,128,067,266.73

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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.