Finding the Fourth Proportional to 232,730,881.80, 349,096,322.70 and 213,079,374.60
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Solution
The fourth proportional to 232,730,881.80, 349,096,322.70 and 213,079,374.60 is: 319,619,061.90
Step by Step Solution
- Step 1: Write the proportion equation
232,730,881.80 : 349,096,322.70 = 213,079,374.60 : x - Step 2: Convert to fraction form
232,730,881.80/349,096,322.70 = 213,079,374.60/x - Step 3: Cross multiply
232,730,881.80x = 349,096,322.70 × 213,079,374.60 - Step 4: Simplify right side
232,730,881.80x = 74,385,226,116,075,776 - Step 5: Solve for x
x = 74,385,226,116,075,776/232,730,881.80 - Step 6: Final answer
x = 319,619,061.90
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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.