Finding the Fourth Proportional to 601,413,808.50, 902,124,698.55 and 232,989,678.06
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Solution
The fourth proportional to 601,413,808.50, 902,124,698.55 and 232,989,678.06 is: 349,486,061.20
Step by Step Solution
- Step 1: Write the proportion equation
601,413,808.50 : 902,124,698.55 = 232,989,678.06 : x - Step 2: Convert to fraction form
601,413,808.50/902,124,698.55 = 232,989,678.06/x - Step 3: Cross multiply
601,413,808.50x = 902,124,698.55 × 232,989,678.06 - Step 4: Simplify right side
601,413,808.50x = 210,185,743,085,139,040 - Step 5: Solve for x
x = 210,185,743,085,139,040/601,413,808.50 - Step 6: Final answer
x = 349,486,061.20
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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.