Finding the Fourth Proportional to 214,912,836.24, 322,432,502.42 and 69,343,666.80
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Solution
The fourth proportional to 214,912,836.24, 322,432,502.42 and 69,343,666.80 is: 104,035,907.79
Step by Step Solution
- Step 1: Write the proportion equation
214,912,836.24 : 322,432,502.42 = 69,343,666.80 : x - Step 2: Convert to fraction form
214,912,836.24/322,432,502.42 = 69,343,666.80/x - Step 3: Cross multiply
214,912,836.24x = 322,432,502.42 × 69,343,666.80 - Step 4: Simplify right side
214,912,836.24x = 22,358,652,013,302,672 - Step 5: Solve for x
x = 22,358,652,013,302,672/214,912,836.24 - Step 6: Final answer
x = 104,035,907.79
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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.