Finding the Fourth Proportional to 235,537,027.12, 353,343,887.88 and 69,557,320.72
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Solution
The fourth proportional to 235,537,027.12, 353,343,887.88 and 69,557,320.72 is: 104,347,305.54
Step by Step Solution
- Step 1: Write the proportion equation
235,537,027.12 : 353,343,887.88 = 69,557,320.72 : x - Step 2: Convert to fraction form
235,537,027.12/353,343,887.88 = 69,557,320.72/x - Step 3: Cross multiply
235,537,027.12x = 353,343,887.88 × 69,557,320.72 - Step 4: Simplify right side
235,537,027.12x = 24,577,654,133,720,880 - Step 5: Solve for x
x = 24,577,654,133,720,880/235,537,027.12 - Step 6: Final answer
x = 104,347,305.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.