Finding the Fourth Proportional to 417,317,959,897.08, 626,012,998,657.80 and 115,130,562,617.03
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Solution
The fourth proportional to 417,317,959,897.08, 626,012,998,657.80 and 115,130,562,617.03 is: 172,705,791,907.02
Step by Step Solution
- Step 1: Write the proportion equation
417,317,959,897.08 : 626,012,998,657.80 = 115,130,562,617.03 : x - Step 2: Convert to fraction form
417,317,959,897.08/626,012,998,657.80 = 115,130,562,617.03/x - Step 3: Cross multiply
417,317,959,897.08x = 626,012,998,657.80 × 115,130,562,617.03 - Step 4: Simplify right side
417,317,959,897.08x = 72,073,228,741,046,563,766,272 - Step 5: Solve for x
x = 72,073,228,741,046,563,766,272/417,317,959,897.08 - Step 6: Final answer
x = 172,705,791,907.02
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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.