Finding the Fourth Proportional to 1,910,897,198,759.10, 2,637,038,033,423.40 and 1,031,971,882,639
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Solution
The fourth proportional to 1,910,897,198,759.10, 2,637,038,033,423.40 and 1,031,971,882,639 is: 1,424,121,143,570.56
Step by Step Solution
- Step 1: Write the proportion equation
1,910,897,198,759.10 : 2,637,038,033,423.40 = 1,031,971,882,639 : x - Step 2: Convert to fraction form
1,910,897,198,759.10/2,637,038,033,423.40 = 1,031,971,882,639/x - Step 3: Cross multiply
1,910,897,198,759.10x = 2,637,038,033,423.40 × 1,031,971,882,639 - Step 4: Simplify right side
1,910,897,198,759.10x = 2,721,349,103,942,592,282,755,072 - Step 5: Solve for x
x = 2,721,349,103,942,592,282,755,072/1,910,897,198,759.10 - Step 6: Final answer
x = 1,424,121,143,570.56
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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.