Finding the Fourth Proportional to 590,497,108.70, 885,745,663.05 and 283,715,246.30
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Solution
The fourth proportional to 590,497,108.70, 885,745,663.05 and 283,715,246.30 is: 425,572,869.45
Step by Step Solution
- Step 1: Write the proportion equation
590,497,108.70 : 885,745,663.05 = 283,715,246.30 : x - Step 2: Convert to fraction form
590,497,108.70/885,745,663.05 = 283,715,246.30/x - Step 3: Cross multiply
590,497,108.70x = 885,745,663.05 × 283,715,246.30 - Step 4: Simplify right side
590,497,108.70x = 251,299,548,951,387,552 - Step 5: Solve for x
x = 251,299,548,951,387,552/590,497,108.70 - Step 6: Final answer
x = 425,572,869.45
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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.