Finding the Fourth Proportional to 232,903,843.32, 349,224,674.34 and 77,374,386.96
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Solution
The fourth proportional to 232,903,843.32, 349,224,674.34 and 77,374,386.96 is: 116,018,030.03
Step by Step Solution
- Step 1: Write the proportion equation
232,903,843.32 : 349,224,674.34 = 77,374,386.96 : x - Step 2: Convert to fraction form
232,903,843.32/349,224,674.34 = 77,374,386.96/x - Step 3: Cross multiply
232,903,843.32x = 349,224,674.34 × 77,374,386.96 - Step 4: Simplify right side
232,903,843.32x = 27,021,045,088,363,140 - Step 5: Solve for x
x = 27,021,045,088,363,140/232,903,843.32 - Step 6: Final answer
x = 116,018,030.03
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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.