Finding the Fourth Proportional to 417,317,959,881.18, 626,012,998,634.46 and 115,130,562,601.65
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Solution
The fourth proportional to 417,317,959,881.18, 626,012,998,634.46 and 115,130,562,601.65 is: 172,705,791,884.09
Step by Step Solution
- Step 1: Write the proportion equation
417,317,959,881.18 : 626,012,998,634.46 = 115,130,562,601.65 : x - Step 2: Convert to fraction form
417,317,959,881.18/626,012,998,634.46 = 115,130,562,601.65/x - Step 3: Cross multiply
417,317,959,881.18x = 626,012,998,634.46 × 115,130,562,601.65 - Step 4: Simplify right side
417,317,959,881.18x = 72,073,228,728,731,323,858,944 - Step 5: Solve for x
x = 72,073,228,728,731,323,858,944/417,317,959,881.18 - Step 6: Final answer
x = 172,705,791,884.09
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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.