Finding the Fourth Proportional to 8,747,298,684.05, 12,071,264,381.96 and 4,937,623,525.13
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Solution
The fourth proportional to 8,747,298,684.05, 12,071,264,381.96 and 4,937,623,525.13 is: 6,813,916,060.63
Step by Step Solution
- Step 1: Write the proportion equation
8,747,298,684.05 : 12,071,264,381.96 = 4,937,623,525.13 : x - Step 2: Convert to fraction form
8,747,298,684.05/12,071,264,381.96 = 4,937,623,525.13/x - Step 3: Cross multiply
8,747,298,684.05x = 12,071,264,381.96 × 4,937,623,525.13 - Step 4: Simplify right side
8,747,298,684.05x = 59,603,358,990,344,503,296 - Step 5: Solve for x
x = 59,603,358,990,344,503,296/8,747,298,684.05 - Step 6: Final answer
x = 6,813,916,060.63
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1.5x scale
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.