Finding the Fourth Proportional to 9,211,585,101.90, 13,817,418,132.84 and 2,916,045,251.82
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Solution
The fourth proportional to 9,211,585,101.90, 13,817,418,132.84 and 2,916,045,251.82 is: 4,374,080,692.19
Step by Step Solution
- Step 1: Write the proportion equation
9,211,585,101.90 : 13,817,418,132.84 = 2,916,045,251.82 : x - Step 2: Convert to fraction form
9,211,585,101.90/13,817,418,132.84 = 2,916,045,251.82/x - Step 3: Cross multiply
9,211,585,101.90x = 13,817,418,132.84 × 2,916,045,251.82 - Step 4: Simplify right side
9,211,585,101.90x = 40,292,216,538,679,656,448 - Step 5: Solve for x
x = 40,292,216,538,679,656,448/9,211,585,101.90 - Step 6: Final answer
x = 4,374,080,692.19
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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.