Finding the Fourth Proportional to 345,186,261.79, 476,357,023.05 and 186,416,369.46
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Solution
The fourth proportional to 345,186,261.79, 476,357,023.05 and 186,416,369.46 is: 257,254,580.02
Step by Step Solution
- Step 1: Write the proportion equation
345,186,261.79 : 476,357,023.05 = 186,416,369.46 : x - Step 2: Convert to fraction form
345,186,261.79/476,357,023.05 = 186,416,369.46/x - Step 3: Cross multiply
345,186,261.79x = 476,357,023.05 × 186,416,369.46 - Step 4: Simplify right side
345,186,261.79x = 88,800,746,802,822,464 - Step 5: Solve for x
x = 88,800,746,802,822,464/345,186,261.79 - Step 6: Final answer
x = 257,254,580.02
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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.