Finding the Fourth Proportional to 442,934,472.84, 664,247,849.68 and 246,497,657.10
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Solution
The fourth proportional to 442,934,472.84, 664,247,849.68 and 246,497,657.10 is: 369,660,861.19
Step by Step Solution
- Step 1: Write the proportion equation
442,934,472.84 : 664,247,849.68 = 246,497,657.10 : x - Step 2: Convert to fraction form
442,934,472.84/664,247,849.68 = 246,497,657.10/x - Step 3: Cross multiply
442,934,472.84x = 664,247,849.68 × 246,497,657.10 - Step 4: Simplify right side
442,934,472.84x = 163,735,538,679,832,960 - Step 5: Solve for x
x = 163,735,538,679,832,960/442,934,472.84 - Step 6: Final answer
x = 369,660,861.19
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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.