Finding the Fourth Proportional to 556,922,888.19, 835,384,487.09 and 207,123,252.17
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Solution
The fourth proportional to 556,922,888.19, 835,384,487.09 and 207,123,252.17 is: 310,684,935.82
Step by Step Solution
- Step 1: Write the proportion equation
556,922,888.19 : 835,384,487.09 = 207,123,252.17 : x - Step 2: Convert to fraction form
556,922,888.19/835,384,487.09 = 207,123,252.17/x - Step 3: Cross multiply
556,922,888.19x = 835,384,487.09 × 207,123,252.17 - Step 4: Simplify right side
556,922,888.19x = 173,027,551,773,235,648 - Step 5: Solve for x
x = 173,027,551,773,235,648/556,922,888.19 - Step 6: Final answer
x = 310,684,935.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.