Finding the Fourth Proportional to 177,446,946.39, 265,932,497.28 and 138,102,708.03
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Solution
The fourth proportional to 177,446,946.39, 265,932,497.28 and 138,102,708.03 is: 206,968,892.81
Step by Step Solution
- Step 1: Write the proportion equation
177,446,946.39 : 265,932,497.28 = 138,102,708.03 : x - Step 2: Convert to fraction form
177,446,946.39/265,932,497.28 = 138,102,708.03/x - Step 3: Cross multiply
177,446,946.39x = 265,932,497.28 × 138,102,708.03 - Step 4: Simplify right side
177,446,946.39x = 36,725,998,026,656,352 - Step 5: Solve for x
x = 36,725,998,026,656,352/177,446,946.39 - Step 6: Final answer
x = 206,968,892.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.