Finding the Fourth Proportional to 201,676,569.12, 278,442,394.05 and 164,595,437.37
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Solution
The fourth proportional to 201,676,569.12, 278,442,394.05 and 164,595,437.37 is: 227,246,763.62
Step by Step Solution
- Step 1: Write the proportion equation
201,676,569.12 : 278,442,394.05 = 164,595,437.37 : x - Step 2: Convert to fraction form
201,676,569.12/278,442,394.05 = 164,595,437.37/x - Step 3: Cross multiply
201,676,569.12x = 278,442,394.05 × 164,595,437.37 - Step 4: Simplify right side
201,676,569.12x = 45,830,347,631,009,640 - Step 5: Solve for x
x = 45,830,347,631,009,640/201,676,569.12 - Step 6: Final answer
x = 227,246,763.62
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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.