Finding the Fourth Proportional to 3,643,755,101.40, 5,468,169,889.93 and 1,283,106,203.92
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Solution
The fourth proportional to 3,643,755,101.40, 5,468,169,889.93 and 1,283,106,203.92 is: 1,925,552,764.83
Step by Step Solution
- Step 1: Write the proportion equation
3,643,755,101.40 : 5,468,169,889.93 = 1,283,106,203.92 : x - Step 2: Convert to fraction form
3,643,755,101.40/5,468,169,889.93 = 1,283,106,203.92/x - Step 3: Cross multiply
3,643,755,101.40x = 5,468,169,889.93 × 1,283,106,203.92 - Step 4: Simplify right side
3,643,755,101.40x = 7,016,242,709,857,727,488 - Step 5: Solve for x
x = 7,016,242,709,857,727,488/3,643,755,101.40 - Step 6: Final answer
x = 1,925,552,764.83
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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.