Finding the Fourth Proportional to 186,694,660.22, 257,631,875.18 and 103,060,994.54
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Solution
The fourth proportional to 186,694,660.22, 257,631,875.18 and 103,060,994.54 is: 142,220,442.99
Step by Step Solution
- Step 1: Write the proportion equation
186,694,660.22 : 257,631,875.18 = 103,060,994.54 : x - Step 2: Convert to fraction form
186,694,660.22/257,631,875.18 = 103,060,994.54/x - Step 3: Cross multiply
186,694,660.22x = 257,631,875.18 × 103,060,994.54 - Step 4: Simplify right side
186,694,660.22x = 26,551,797,281,255,944 - Step 5: Solve for x
x = 26,551,797,281,255,944/186,694,660.22 - Step 6: Final answer
x = 142,220,442.99
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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.