Finding the Fourth Proportional to 1,403,689,634.40, 2,110,069,414.80 and 1,294,850,517.60
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Solution
The fourth proportional to 1,403,689,634.40, 2,110,069,414.80 and 1,294,850,517.60 is: 1,946,459,108.17
Step by Step Solution
- Step 1: Write the proportion equation
1,403,689,634.40 : 2,110,069,414.80 = 1,294,850,517.60 : x - Step 2: Convert to fraction form
1,403,689,634.40/2,110,069,414.80 = 1,294,850,517.60/x - Step 3: Cross multiply
1,403,689,634.40x = 2,110,069,414.80 × 1,294,850,517.60 - Step 4: Simplify right side
1,403,689,634.40x = 2,732,224,473,925,708,800 - Step 5: Solve for x
x = 2,732,224,473,925,708,800/1,403,689,634.40 - Step 6: Final answer
x = 1,946,459,108.17
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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.