Finding the Fourth Proportional to 306,994,853.60, 423,652,898.97 and 174,848,146.52
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Solution
The fourth proportional to 306,994,853.60, 423,652,898.97 and 174,848,146.52 is: 241,290,442.77
Step by Step Solution
- Step 1: Write the proportion equation
306,994,853.60 : 423,652,898.97 = 174,848,146.52 : x - Step 2: Convert to fraction form
306,994,853.60/423,652,898.97 = 174,848,146.52/x - Step 3: Cross multiply
306,994,853.60x = 423,652,898.97 × 174,848,146.52 - Step 4: Simplify right side
306,994,853.60x = 74,074,924,150,611,056 - Step 5: Solve for x
x = 74,074,924,150,611,056/306,994,853.60 - Step 6: Final answer
x = 241,290,442.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.