Finding the Fourth Proportional to 1,466,264,137.20, 2,201,947,122.60 and 777,516,601.20
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Solution
The fourth proportional to 1,466,264,137.20, 2,201,947,122.60 and 777,516,601.20 is: 1,167,627,577.70
Step by Step Solution
- Step 1: Write the proportion equation
1,466,264,137.20 : 2,201,947,122.60 = 777,516,601.20 : x - Step 2: Convert to fraction form
1,466,264,137.20/2,201,947,122.60 = 777,516,601.20/x - Step 3: Cross multiply
1,466,264,137.20x = 2,201,947,122.60 × 777,516,601.20 - Step 4: Simplify right side
1,466,264,137.20x = 1,712,050,442,786,071,808 - Step 5: Solve for x
x = 1,712,050,442,786,071,808/1,466,264,137.20 - Step 6: Final answer
x = 1,167,627,577.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.