Finding the Fourth Proportional to 215,827,949.25, 323,744,679.63 and 62,474,153.31
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Solution
The fourth proportional to 215,827,949.25, 323,744,679.63 and 62,474,153.31 is: 93,712,027.65
Step by Step Solution
- Step 1: Write the proportion equation
215,827,949.25 : 323,744,679.63 = 62,474,153.31 : x - Step 2: Convert to fraction form
215,827,949.25/323,744,679.63 = 62,474,153.31/x - Step 3: Cross multiply
215,827,949.25x = 323,744,679.63 × 62,474,153.31 - Step 4: Simplify right side
215,827,949.25x = 20,225,674,748,501,456 - Step 5: Solve for x
x = 20,225,674,748,501,456/215,827,949.25 - Step 6: Final answer
x = 93,712,027.65
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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.