Finding the Fourth Proportional to 66,263,663.14, 99,391,756.29 and 29,364,925.66
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Solution
The fourth proportional to 66,263,663.14, 99,391,756.29 and 29,364,925.66 is: 44,045,731.80
Step by Step Solution
- Step 1: Write the proportion equation
66,263,663.14 : 99,391,756.29 = 29,364,925.66 : x - Step 2: Convert to fraction form
66,263,663.14/99,391,756.29 = 29,364,925.66/x - Step 3: Cross multiply
66,263,663.14x = 99,391,756.29 × 29,364,925.66 - Step 4: Simplify right side
66,263,663.14x = 2,918,631,534,672,687.50 - Step 5: Solve for x
x = 2,918,631,534,672,687.50/66,263,663.14 - Step 6: Final answer
x = 44,045,731.80
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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.