Finding the Fourth Proportional to 130,616,326.96, 195,952,833.96 and 39,737,554
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Solution
The fourth proportional to 130,616,326.96, 195,952,833.96 and 39,737,554 is: 59,614,953.98
Step by Step Solution
- Step 1: Write the proportion equation
130,616,326.96 : 195,952,833.96 = 39,737,554 : x - Step 2: Convert to fraction form
130,616,326.96/195,952,833.96 = 39,737,554/x - Step 3: Cross multiply
130,616,326.96x = 195,952,833.96 × 39,737,554 - Step 4: Simplify right side
130,616,326.96x = 7,786,686,320,938,534 - Step 5: Solve for x
x = 7,786,686,320,938,534/130,616,326.96 - Step 6: Final answer
x = 59,614,953.98
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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.