Finding the Fourth Proportional to 239,264,614.56, 358,896,798.48 and 75,518,784.96
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Solution
The fourth proportional to 239,264,614.56, 358,896,798.48 and 75,518,784.96 is: 113,278,138.50
Step by Step Solution
- Step 1: Write the proportion equation
239,264,614.56 : 358,896,798.48 = 75,518,784.96 : x - Step 2: Convert to fraction form
239,264,614.56/358,896,798.48 = 75,518,784.96/x - Step 3: Cross multiply
239,264,614.56x = 358,896,798.48 × 75,518,784.96 - Step 4: Simplify right side
239,264,614.56x = 27,103,450,147,243,572 - Step 5: Solve for x
x = 27,103,450,147,243,572/239,264,614.56 - Step 6: Final answer
x = 113,278,138.50
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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.