Finding the Fourth Proportional to 536,562,645.25, 804,842,963.34 and 168,125,803.06
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Solution
The fourth proportional to 536,562,645.25, 804,842,963.34 and 168,125,803.06 is: 252,188,389.83
Step by Step Solution
- Step 1: Write the proportion equation
536,562,645.25 : 804,842,963.34 = 168,125,803.06 : x - Step 2: Convert to fraction form
536,562,645.25/804,842,963.34 = 168,125,803.06/x - Step 3: Cross multiply
536,562,645.25x = 804,842,963.34 × 168,125,803.06 - Step 4: Simplify right side
536,562,645.25x = 135,314,869,546,085,056 - Step 5: Solve for x
x = 135,314,869,546,085,056/536,562,645.25 - Step 6: Final answer
x = 252,188,389.83
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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.