Finding the Fourth Proportional to 114,183,506.12, 157,574,750.09 and 61,973,167.64
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Solution
The fourth proportional to 114,183,506.12, 157,574,750.09 and 61,973,167.64 is: 85,523,791.78
Step by Step Solution
- Step 1: Write the proportion equation
114,183,506.12 : 157,574,750.09 = 61,973,167.64 : x - Step 2: Convert to fraction form
114,183,506.12/157,574,750.09 = 61,973,167.64/x - Step 3: Cross multiply
114,183,506.12x = 157,574,750.09 × 61,973,167.64 - Step 4: Simplify right side
114,183,506.12x = 9,765,406,402,060,936 - Step 5: Solve for x
x = 9,765,406,402,060,936/114,183,506.12 - Step 6: Final answer
x = 85,523,791.78
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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.