Finding the Fourth Proportional to 258,734,747.34, 357,052,102.74 and 141,260,073.93
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Solution
The fourth proportional to 258,734,747.34, 357,052,102.74 and 141,260,073.93 is: 194,937,892.76
Step by Step Solution
- Step 1: Write the proportion equation
258,734,747.34 : 357,052,102.74 = 141,260,073.93 : x - Step 2: Convert to fraction form
258,734,747.34/357,052,102.74 = 141,260,073.93/x - Step 3: Cross multiply
258,734,747.34x = 357,052,102.74 × 141,260,073.93 - Step 4: Simplify right side
258,734,747.34x = 50,437,206,429,914,360 - Step 5: Solve for x
x = 50,437,206,429,914,360/258,734,747.34 - Step 6: Final answer
x = 194,937,892.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.