Finding the Fourth Proportional to 234,528,274.84, 323,649,400.62 and 130,106,348.68
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Solution
The fourth proportional to 234,528,274.84, 323,649,400.62 and 130,106,348.68 is: 179,546,972.73
Step by Step Solution
- Step 1: Write the proportion equation
234,528,274.84 : 323,649,400.62 = 130,106,348.68 : x - Step 2: Convert to fraction form
234,528,274.84/323,649,400.62 = 130,106,348.68/x - Step 3: Cross multiply
234,528,274.84x = 323,649,400.62 × 130,106,348.68 - Step 4: Simplify right side
234,528,274.84x = 42,108,841,767,138,728 - Step 5: Solve for x
x = 42,108,841,767,138,728/234,528,274.84 - Step 6: Final answer
x = 179,546,972.73
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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.