Finding the Fourth Proportional to 536,562,645.31, 804,842,963.43 and 168,125,803.12
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Solution
The fourth proportional to 536,562,645.31, 804,842,963.43 and 168,125,803.12 is: 252,188,389.92
Step by Step Solution
- Step 1: Write the proportion equation
536,562,645.31 : 804,842,963.43 = 168,125,803.12 : x - Step 2: Convert to fraction form
536,562,645.31/804,842,963.43 = 168,125,803.12/x - Step 3: Cross multiply
536,562,645.31x = 804,842,963.43 × 168,125,803.12 - Step 4: Simplify right side
536,562,645.31x = 135,314,869,612,149,536 - Step 5: Solve for x
x = 135,314,869,612,149,536/536,562,645.31 - Step 6: Final answer
x = 252,188,389.92
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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.