Finding the Fourth Proportional to 1,711,195,689,702.40, 2,566,793,534,553.60 and 917,758,528,230.40
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Solution
The fourth proportional to 1,711,195,689,702.40, 2,566,793,534,553.60 and 917,758,528,230.40 is: 1,376,637,792,345.60
Step by Step Solution
- Step 1: Write the proportion equation
1,711,195,689,702.40 : 2,566,793,534,553.60 = 917,758,528,230.40 : x - Step 2: Convert to fraction form
1,711,195,689,702.40/2,566,793,534,553.60 = 917,758,528,230.40/x - Step 3: Cross multiply
1,711,195,689,702.40x = 2,566,793,534,553.60 × 917,758,528,230.40 - Step 4: Simplify right side
1,711,195,689,702.40x = 2,355,696,656,543,218,363,531,264 - Step 5: Solve for x
x = 2,355,696,656,543,218,363,531,264/1,711,195,689,702.40 - Step 6: Final answer
x = 1,376,637,792,345.60
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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.