Finding the Fourth Proportional to 21,792,938,299,812, 32,689,438,911,286 and 8,899,609,349,088.80
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Solution
The fourth proportional to 21,792,938,299,812, 32,689,438,911,286 and 8,899,609,349,088.80 is: 13,349,426,871,632.90
Step by Step Solution
- Step 1: Write the proportion equation
21,792,938,299,812 : 32,689,438,911,286 = 8,899,609,349,088.80 : x - Step 2: Convert to fraction form
21,792,938,299,812/32,689,438,911,286 = 8,899,609,349,088.80/x - Step 3: Cross multiply
21,792,938,299,812x = 32,689,438,911,286 × 8,899,609,349,088.80 - Step 4: Simplify right side
21,792,938,299,812x = 290,923,236,151,348,117,599,420,416 - Step 5: Solve for x
x = 290,923,236,151,348,117,599,420,416/21,792,938,299,812 - Step 6: Final answer
x = 13,349,426,871,632.90
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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.