Finding the Fourth Proportional to 1,442,387,035,618.60, 2,163,650,132,728.60 and 474,274,042,190.36
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Solution
The fourth proportional to 1,442,387,035,618.60, 2,163,650,132,728.60 and 474,274,042,190.36 is: 711,433,941,788.59
Step by Step Solution
- Step 1: Write the proportion equation
1,442,387,035,618.60 : 2,163,650,132,728.60 = 474,274,042,190.36 : x - Step 2: Convert to fraction form
1,442,387,035,618.60/2,163,650,132,728.60 = 474,274,042,190.36/x - Step 3: Cross multiply
1,442,387,035,618.60x = 2,163,650,132,728.60 × 474,274,042,190.36 - Step 4: Simplify right side
1,442,387,035,618.60x = 1,026,163,094,334,902,041,051,136 - Step 5: Solve for x
x = 1,026,163,094,334,902,041,051,136/1,442,387,035,618.60 - Step 6: Final answer
x = 711,433,941,788.59
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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.