Home / 1,085,253,356.73-1,627,890,036.48-308,898,805.23

Finding the Fourth Proportional to 1,085,253,356.73, 1,627,890,036.48 and 308,898,805.23

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Solution

The fourth proportional to 1,085,253,356.73, 1,627,890,036.48 and 308,898,805.23 is: 463,351,054.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,253,356.73 : 1,627,890,036.48 = 308,898,805.23 : x
  2. Step 2: Convert to fraction form
    1,085,253,356.73/1,627,890,036.48 = 308,898,805.23/x
  3. Step 3: Cross multiply
    1,085,253,356.73x = 1,627,890,036.48 × 308,898,805.23
  4. Step 4: Simplify right side
    1,085,253,356.73x = 502,853,287,314,493,120
  5. Step 5: Solve for x
    x = 502,853,287,314,493,120/1,085,253,356.73
  6. Step 6: Final answer
    x = 463,351,054.57

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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.