Finding the Fourth Proportional to 437,228,371,444.20, 655,842,557,166.30 and 260,763,883,405.80
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Solution
The fourth proportional to 437,228,371,444.20, 655,842,557,166.30 and 260,763,883,405.80 is: 391,145,825,108.70
Step by Step Solution
- Step 1: Write the proportion equation
437,228,371,444.20 : 655,842,557,166.30 = 260,763,883,405.80 : x - Step 2: Convert to fraction form
437,228,371,444.20/655,842,557,166.30 = 260,763,883,405.80/x - Step 3: Cross multiply
437,228,371,444.20x = 655,842,557,166.30 × 260,763,883,405.80 - Step 4: Simplify right side
437,228,371,444.20x = 171,020,052,109,474,773,598,208 - Step 5: Solve for x
x = 171,020,052,109,474,773,598,208/437,228,371,444.20 - Step 6: Final answer
x = 391,145,825,108.70
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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.