Finding the Fourth Proportional to 5,637,966,272.48, 8,456,895,553.84 and 3,427,786,193.84
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Solution
The fourth proportional to 5,637,966,272.48, 8,456,895,553.84 and 3,427,786,193.84 is: 5,141,646,547.92
Step by Step Solution
- Step 1: Write the proportion equation
5,637,966,272.48 : 8,456,895,553.84 = 3,427,786,193.84 : x - Step 2: Convert to fraction form
5,637,966,272.48/8,456,895,553.84 = 3,427,786,193.84/x - Step 3: Cross multiply
5,637,966,272.48x = 8,456,895,553.84 × 3,427,786,193.84 - Step 4: Simplify right side
5,637,966,272.48x = 28,988,429,822,199,635,968 - Step 5: Solve for x
x = 28,988,429,822,199,635,968/5,637,966,272.48 - Step 6: Final answer
x = 5,141,646,547.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.