Finding the Fourth Proportional to 1,945,705,731.74, 2,921,470,894.16 and 1,684,201,330.34
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Solution
The fourth proportional to 1,945,705,731.74, 2,921,470,894.16 and 1,684,201,330.34 is: 2,528,822,877.08
Step by Step Solution
- Step 1: Write the proportion equation
1,945,705,731.74 : 2,921,470,894.16 = 1,684,201,330.34 : x - Step 2: Convert to fraction form
1,945,705,731.74/2,921,470,894.16 = 1,684,201,330.34/x - Step 3: Cross multiply
1,945,705,731.74x = 2,921,470,894.16 × 1,684,201,330.34 - Step 4: Simplify right side
1,945,705,731.74x = 4,920,345,166,493,860,864 - Step 5: Solve for x
x = 4,920,345,166,493,860,864/1,945,705,731.74 - Step 6: Final answer
x = 2,528,822,877.08
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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.