Finding the Fourth Proportional to 8,436,554,249.84, 12,645,972,851.36 and 2,838,547,857.64
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Solution
The fourth proportional to 8,436,554,249.84, 12,645,972,851.36 and 2,838,547,857.64 is: 4,254,841,263.62
Step by Step Solution
- Step 1: Write the proportion equation
8,436,554,249.84 : 12,645,972,851.36 = 2,838,547,857.64 : x - Step 2: Convert to fraction form
8,436,554,249.84/12,645,972,851.36 = 2,838,547,857.64/x - Step 3: Cross multiply
8,436,554,249.84x = 12,645,972,851.36 × 2,838,547,857.64 - Step 4: Simplify right side
8,436,554,249.84x = 35,896,199,145,001,529,344 - Step 5: Solve for x
x = 35,896,199,145,001,529,344/8,436,554,249.84 - Step 6: Final answer
x = 4,254,841,263.62
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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.