Finding the Fourth Proportional to 8,442,208,128,088.80, 12,663,312,192,136 and 8,442,208,128,088.80
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Solution
The fourth proportional to 8,442,208,128,088.80, 12,663,312,192,136 and 8,442,208,128,088.80 is: 12,663,312,192,136
Step by Step Solution
- Step 1: Write the proportion equation
8,442,208,128,088.80 : 12,663,312,192,136 = 8,442,208,128,088.80 : x - Step 2: Convert to fraction form
8,442,208,128,088.80/12,663,312,192,136 = 8,442,208,128,088.80/x - Step 3: Cross multiply
8,442,208,128,088.80x = 12,663,312,192,136 × 8,442,208,128,088.80 - Step 4: Simplify right side
8,442,208,128,088.80x = 106,906,317,116,976,540,321,579,008 - Step 5: Solve for x
x = 106,906,317,116,976,540,321,579,008/8,442,208,128,088.80 - Step 6: Final answer
x = 12,663,312,192,136
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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.