Home / 1,194,155,074.64-1,647,938,996.25-658,294,976.65

Finding the Fourth Proportional to 1,194,155,074.64, 1,647,938,996.25 and 658,294,976.65

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Solution

The fourth proportional to 1,194,155,074.64, 1,647,938,996.25 and 658,294,976.65 is: 908,449,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,155,074.64 : 1,647,938,996.25 = 658,294,976.65 : x
  2. Step 2: Convert to fraction form
    1,194,155,074.64/1,647,938,996.25 = 658,294,976.65/x
  3. Step 3: Cross multiply
    1,194,155,074.64x = 1,647,938,996.25 × 658,294,976.65
  4. Step 4: Simplify right side
    1,194,155,074.64x = 1,084,829,963,057,018,112
  5. Step 5: Solve for x
    x = 1,084,829,963,057,018,112/1,194,155,074.64
  6. Step 6: Final answer
    x = 908,449,820.38

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Double scale
Find fourth proportional to 1,194,155,075.64, 1,647,938,997.63 and 658,294,977.65
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.