Finding the Fourth Proportional to 232,987,075,637.42, 321,430,678,323.62 and 135,312,088,747.34
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Solution
The fourth proportional to 232,987,075,637.42, 321,430,678,323.62 and 135,312,088,747.34 is: 186,677,550,042.00
Step by Step Solution
- Step 1: Write the proportion equation
232,987,075,637.42 : 321,430,678,323.62 = 135,312,088,747.34 : x - Step 2: Convert to fraction form
232,987,075,637.42/321,430,678,323.62 = 135,312,088,747.34/x - Step 3: Cross multiply
232,987,075,637.42x = 321,430,678,323.62 × 135,312,088,747.34 - Step 4: Simplify right side
232,987,075,637.42x = 43,493,456,471,443,359,399,936 - Step 5: Solve for x
x = 43,493,456,471,443,359,399,936/232,987,075,637.42 - Step 6: Final answer
x = 186,677,550,042.00
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1.5x scale
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.