Finding the Fourth Proportional to 884,170,444.47, 1,220,159,006.73 and 482,292,951.09
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Solution
The fourth proportional to 884,170,444.47, 1,220,159,006.73 and 482,292,951.09 is: 665,566,341.69
Step by Step Solution
- Step 1: Write the proportion equation
884,170,444.47 : 1,220,159,006.73 = 482,292,951.09 : x - Step 2: Convert to fraction form
884,170,444.47/1,220,159,006.73 = 482,292,951.09/x - Step 3: Cross multiply
884,170,444.47x = 1,220,159,006.73 × 482,292,951.09 - Step 4: Simplify right side
884,170,444.47x = 588,474,088,154,854,912 - Step 5: Solve for x
x = 588,474,088,154,854,912/884,170,444.47 - Step 6: Final answer
x = 665,566,341.69
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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.