Finding the Fourth Proportional to 1,772,467,569.16, 2,656,324,813.38 and 1,379,468,951.80
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Solution
The fourth proportional to 1,772,467,569.16, 2,656,324,813.38 and 1,379,468,951.80 is: 2,067,353,823.40
Step by Step Solution
- Step 1: Write the proportion equation
1,772,467,569.16 : 2,656,324,813.38 = 1,379,468,951.80 : x - Step 2: Convert to fraction form
1,772,467,569.16/2,656,324,813.38 = 1,379,468,951.80/x - Step 3: Cross multiply
1,772,467,569.16x = 2,656,324,813.38 × 1,379,468,951.80 - Step 4: Simplify right side
1,772,467,569.16x = 3,664,317,605,953,639,424 - Step 5: Solve for x
x = 3,664,317,605,953,639,424/1,772,467,569.16 - Step 6: Final answer
x = 2,067,353,823.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.