Home / 2,909,907,404.80-4,366,335,436.80-1,274,148,044.80

Finding the Fourth Proportional to 2,909,907,404.80, 4,366,335,436.80 and 1,274,148,044.80

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Solution

The fourth proportional to 2,909,907,404.80, 4,366,335,436.80 and 1,274,148,044.80 is: 1,911,867,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,907,404.80 : 4,366,335,436.80 = 1,274,148,044.80 : x
  2. Step 2: Convert to fraction form
    2,909,907,404.80/4,366,335,436.80 = 1,274,148,044.80/x
  3. Step 3: Cross multiply
    2,909,907,404.80x = 4,366,335,436.80 × 1,274,148,044.80
  4. Step 4: Simplify right side
    2,909,907,404.80x = 5,563,357,759,739,673,600
  5. Step 5: Solve for x
    x = 5,563,357,759,739,673,600/2,909,907,404.80
  6. Step 6: Final answer
    x = 1,911,867,625.26

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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.