Finding the Fourth Proportional to 159,784,812.24, 239,465,333.93 and 82,058,576.63
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Solution
The fourth proportional to 159,784,812.24, 239,465,333.93 and 82,058,576.63 is: 122,979,050.26
Step by Step Solution
- Step 1: Write the proportion equation
159,784,812.24 : 239,465,333.93 = 82,058,576.63 : x - Step 2: Convert to fraction form
159,784,812.24/239,465,333.93 = 82,058,576.63/x - Step 3: Cross multiply
159,784,812.24x = 239,465,333.93 × 82,058,576.63 - Step 4: Simplify right side
159,784,812.24x = 19,650,184,454,711,812 - Step 5: Solve for x
x = 19,650,184,454,711,812/159,784,812.24 - Step 6: Final answer
x = 122,979,050.26
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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.