Finding the Fourth Proportional to 798,894,436,024.80, 1,198,220,574,434.50 and 217,428,939,069.02
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Solution
The fourth proportional to 798,894,436,024.80, 1,198,220,574,434.50 and 217,428,939,069.02 is: 326,110,455,301.60
Step by Step Solution
- Step 1: Write the proportion equation
798,894,436,024.80 : 1,198,220,574,434.50 = 217,428,939,069.02 : x - Step 2: Convert to fraction form
798,894,436,024.80/1,198,220,574,434.50 = 217,428,939,069.02/x - Step 3: Cross multiply
798,894,436,024.80x = 1,198,220,574,434.50 × 217,428,939,069.02 - Step 4: Simplify right side
798,894,436,024.80x = 260,527,828,269,965,045,137,408 - Step 5: Solve for x
x = 260,527,828,269,965,045,137,408/798,894,436,024.80 - Step 6: Final answer
x = 326,110,455,301.60
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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.