Finding the Fourth Proportional to 828,465,281.97, 1,143,306,327.17 and 452,146,006.34
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Solution
The fourth proportional to 828,465,281.97, 1,143,306,327.17 and 452,146,006.34 is: 623,974,716.99
Step by Step Solution
- Step 1: Write the proportion equation
828,465,281.97 : 1,143,306,327.17 = 452,146,006.34 : x - Step 2: Convert to fraction form
828,465,281.97/1,143,306,327.17 = 452,146,006.34/x - Step 3: Cross multiply
828,465,281.97x = 1,143,306,327.17 × 452,146,006.34 - Step 4: Simplify right side
828,465,281.97x = 516,941,389,852,870,144 - Step 5: Solve for x
x = 516,941,389,852,870,144/828,465,281.97 - Step 6: Final answer
x = 623,974,716.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.