Finding the Fourth Proportional to 313,157,304.06, 432,157,093.36 and 173,941,019.70
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Solution
The fourth proportional to 313,157,304.06, 432,157,093.36 and 173,941,019.70 is: 240,038,614.83
Step by Step Solution
- Step 1: Write the proportion equation
313,157,304.06 : 432,157,093.36 = 173,941,019.70 : x - Step 2: Convert to fraction form
313,157,304.06/432,157,093.36 = 173,941,019.70/x - Step 3: Cross multiply
313,157,304.06x = 432,157,093.36 × 173,941,019.70 - Step 4: Simplify right side
313,157,304.06x = 75,169,845,489,626,496 - Step 5: Solve for x
x = 75,169,845,489,626,496/313,157,304.06 - Step 6: Final answer
x = 240,038,614.83
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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.