Finding the Fourth Proportional to 1,047,419,170.68, 1,569,350,772.14 and 632,023,110.75
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Solution
The fourth proportional to 1,047,419,170.68, 1,569,350,772.14 and 632,023,110.75 is: 946,961,813.02
Step by Step Solution
- Step 1: Write the proportion equation
1,047,419,170.68 : 1,569,350,772.14 = 632,023,110.75 : x - Step 2: Convert to fraction form
1,047,419,170.68/1,569,350,772.14 = 632,023,110.75/x - Step 3: Cross multiply
1,047,419,170.68x = 1,569,350,772.14 × 632,023,110.75 - Step 4: Simplify right side
1,047,419,170.68x = 991,865,956,862,677,120 - Step 5: Solve for x
x = 991,865,956,862,677,120/1,047,419,170.68 - Step 6: Final answer
x = 946,961,813.02
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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.