Finding the Fourth Proportional to 65,437,243.20, 98,154,943.20 and 29,535,393.60
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Solution
The fourth proportional to 65,437,243.20, 98,154,943.20 and 29,535,393.60 is: 44,302,674.43
Step by Step Solution
- Step 1: Write the proportion equation
65,437,243.20 : 98,154,943.20 = 29,535,393.60 : x - Step 2: Convert to fraction form
65,437,243.20/98,154,943.20 = 29,535,393.60/x - Step 3: Cross multiply
65,437,243.20x = 98,154,943.20 × 29,535,393.60 - Step 4: Simplify right side
65,437,243.20x = 2,899,044,881,197,644 - Step 5: Solve for x
x = 2,899,044,881,197,644/65,437,243.20 - Step 6: Final answer
x = 44,302,674.43
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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.