Finding the Fourth Proportional to 760,813,164, 1,141,610,223.68 and 362,422,902.40
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Solution
The fourth proportional to 760,813,164, 1,141,610,223.68 and 362,422,902.40 is: 543,820,362.55
Step by Step Solution
- Step 1: Write the proportion equation
760,813,164 : 1,141,610,223.68 = 362,422,902.40 : x - Step 2: Convert to fraction form
760,813,164/1,141,610,223.68 = 362,422,902.40/x - Step 3: Cross multiply
760,813,164x = 1,141,610,223.68 × 362,422,902.40 - Step 4: Simplify right side
760,813,164x = 413,745,690,675,618,816 - Step 5: Solve for x
x = 413,745,690,675,618,816/760,813,164 - Step 6: Final answer
x = 543,820,362.55
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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.