Finding the Fourth Proportional to 1,049,080,181.99, 1,573,598,663.60 and 349,623,112.93
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Solution
The fourth proportional to 1,049,080,181.99, 1,573,598,663.60 and 349,623,112.93 is: 524,427,467.71
Step by Step Solution
- Step 1: Write the proportion equation
1,049,080,181.99 : 1,573,598,663.60 = 349,623,112.93 : x - Step 2: Convert to fraction form
1,049,080,181.99/1,573,598,663.60 = 349,623,112.93/x - Step 3: Cross multiply
1,049,080,181.99x = 1,573,598,663.60 × 349,623,112.93 - Step 4: Simplify right side
1,049,080,181.99x = 550,166,463,264,637,824 - Step 5: Solve for x
x = 550,166,463,264,637,824/1,049,080,181.99 - Step 6: Final answer
x = 524,427,467.71
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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.