Finding the Fourth Proportional to 615,029,434,243.11, 922,207,842,118.08 and 488,357,825,817.33
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Solution
The fourth proportional to 615,029,434,243.11, 922,207,842,118.08 and 488,357,825,817.33 is: 732,269,695,811.75
Step by Step Solution
- Step 1: Write the proportion equation
615,029,434,243.11 : 922,207,842,118.08 = 488,357,825,817.33 : x - Step 2: Convert to fraction form
615,029,434,243.11/922,207,842,118.08 = 488,357,825,817.33/x - Step 3: Cross multiply
615,029,434,243.11x = 922,207,842,118.08 × 488,357,825,817.33 - Step 4: Simplify right side
615,029,434,243.11x = 450,367,416,728,477,050,601,472 - Step 5: Solve for x
x = 450,367,416,728,477,050,601,472/615,029,434,243.11 - Step 6: Final answer
x = 732,269,695,811.75
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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.