Finding the Fourth Proportional to 214,424,202.70, 320,824,657.32 and 127,032,637.69
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Solution
The fourth proportional to 214,424,202.70, 320,824,657.32 and 127,032,637.69 is: 190,068,107.71
Step by Step Solution
- Step 1: Write the proportion equation
214,424,202.70 : 320,824,657.32 = 127,032,637.69 : x - Step 2: Convert to fraction form
214,424,202.70/320,824,657.32 = 127,032,637.69/x - Step 3: Cross multiply
214,424,202.70x = 320,824,657.32 × 127,032,637.69 - Step 4: Simplify right side
214,424,202.70x = 40,755,202,455,349,968 - Step 5: Solve for x
x = 40,755,202,455,349,968/214,424,202.70 - Step 6: Final answer
x = 190,068,107.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.