Finding the Fourth Proportional to 884,170,443.48, 1,220,159,005.36 and 482,292,950.08
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Solution
The fourth proportional to 884,170,443.48, 1,220,159,005.36 and 482,292,950.08 is: 665,566,340.29
Step by Step Solution
- Step 1: Write the proportion equation
884,170,443.48 : 1,220,159,005.36 = 482,292,950.08 : x - Step 2: Convert to fraction form
884,170,443.48/1,220,159,005.36 = 482,292,950.08/x - Step 3: Cross multiply
884,170,443.48x = 1,220,159,005.36 × 482,292,950.08 - Step 4: Simplify right side
884,170,443.48x = 588,474,086,261,752,832 - Step 5: Solve for x
x = 588,474,086,261,752,832/884,170,443.48 - Step 6: Final answer
x = 665,566,340.29
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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.