Finding the Fourth Proportional to 1,766,133,497.34, 2,437,154,391.52 and 973,135,099.48
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Solution
The fourth proportional to 1,766,133,497.34, 2,437,154,391.52 and 973,135,099.48 is: 1,342,865,918.58
Step by Step Solution
- Step 1: Write the proportion equation
1,766,133,497.34 : 2,437,154,391.52 = 973,135,099.48 : x - Step 2: Convert to fraction form
1,766,133,497.34/2,437,154,391.52 = 973,135,099.48/x - Step 3: Cross multiply
1,766,133,497.34x = 2,437,154,391.52 × 973,135,099.48 - Step 4: Simplify right side
1,766,133,497.34x = 2,371,680,481,239,933,952 - Step 5: Solve for x
x = 2,371,680,481,239,933,952/1,766,133,497.34 - Step 6: Final answer
x = 1,342,865,918.58
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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.