Finding the Fourth Proportional to 1,377,529,108.80, 2,066,293,663.20 and 560,227,963.20
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Solution
The fourth proportional to 1,377,529,108.80, 2,066,293,663.20 and 560,227,963.20 is: 840,341,944.80
Step by Step Solution
- Step 1: Write the proportion equation
1,377,529,108.80 : 2,066,293,663.20 = 560,227,963.20 : x - Step 2: Convert to fraction form
1,377,529,108.80/2,066,293,663.20 = 560,227,963.20/x - Step 3: Cross multiply
1,377,529,108.80x = 2,066,293,663.20 × 560,227,963.20 - Step 4: Simplify right side
1,377,529,108.80x = 1,157,595,490,307,602,944 - Step 5: Solve for x
x = 1,157,595,490,307,602,944/1,377,529,108.80 - Step 6: Final answer
x = 840,341,944.80
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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.