Finding the Fourth Proportional to 105,061,881.24, 145,024,086 and 63,247,891.08
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Solution
The fourth proportional to 105,061,881.24, 145,024,086 and 63,247,891.08 is: 87,305,381.24
Step by Step Solution
- Step 1: Write the proportion equation
105,061,881.24 : 145,024,086 = 63,247,891.08 : x - Step 2: Convert to fraction form
105,061,881.24/145,024,086 = 63,247,891.08/x - Step 3: Cross multiply
105,061,881.24x = 145,024,086 × 63,247,891.08 - Step 4: Simplify right side
105,061,881.24x = 9,172,467,595,304,552 - Step 5: Solve for x
x = 9,172,467,595,304,552/105,061,881.24 - Step 6: Final answer
x = 87,305,381.24
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.