Finding the Fourth Proportional to 533,596,635.18, 736,195,562.91 and 298,609,958.70
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Solution
The fourth proportional to 533,596,635.18, 736,195,562.91 and 298,609,958.70 is: 411,987,842.77
Step by Step Solution
- Step 1: Write the proportion equation
533,596,635.18 : 736,195,562.91 = 298,609,958.70 : x - Step 2: Convert to fraction form
533,596,635.18/736,195,562.91 = 298,609,958.70/x - Step 3: Cross multiply
533,596,635.18x = 736,195,562.91 × 298,609,958.70 - Step 4: Simplify right side
533,596,635.18x = 219,835,326,635,678,336 - Step 5: Solve for x
x = 219,835,326,635,678,336/533,596,635.18 - Step 6: Final answer
x = 411,987,842.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.