Finding the Fourth Proportional to 5,417,103,640,191.40, 7,475,604,243,718.80 and 2,981,148,888,032
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Solution
The fourth proportional to 5,417,103,640,191.40, 7,475,604,243,718.80 and 2,981,148,888,032 is: 4,113,986,137,016.60
Step by Step Solution
- Step 1: Write the proportion equation
5,417,103,640,191.40 : 7,475,604,243,718.80 = 2,981,148,888,032 : x - Step 2: Convert to fraction form
5,417,103,640,191.40/7,475,604,243,718.80 = 2,981,148,888,032/x - Step 3: Cross multiply
5,417,103,640,191.40x = 7,475,604,243,718.80 × 2,981,148,888,032 - Step 4: Simplify right side
5,417,103,640,191.40x = 22,285,889,278,529,599,935,873,024 - Step 5: Solve for x
x = 22,285,889,278,529,599,935,873,024/5,417,103,640,191.40 - Step 6: Final answer
x = 4,113,986,137,016.60
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1.5x scale
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.