Finding the Fourth Proportional to 2,729,537,892,319.40, 3,766,880,696,788 and 1,511,560,516,244.10
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Solution
The fourth proportional to 2,729,537,892,319.40, 3,766,880,696,788 and 1,511,560,516,244.10 is: 2,086,019,082,823.02
Step by Step Solution
- Step 1: Write the proportion equation
2,729,537,892,319.40 : 3,766,880,696,788 = 1,511,560,516,244.10 : x - Step 2: Convert to fraction form
2,729,537,892,319.40/3,766,880,696,788 = 1,511,560,516,244.10/x - Step 3: Cross multiply
2,729,537,892,319.40x = 3,766,880,696,788 × 1,511,560,516,244.10 - Step 4: Simplify right side
2,729,537,892,319.40x = 5,693,868,130,666,804,276,101,120 - Step 5: Solve for x
x = 5,693,868,130,666,804,276,101,120/2,729,537,892,319.40 - Step 6: Final answer
x = 2,086,019,082,823.02
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Double scale
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1.5x scale
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.