Finding the Fourth Proportional to 1,769,747,893,569.20, 2,442,226,101,795 and 988,492,422,476.95
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Solution
The fourth proportional to 1,769,747,893,569.20, 2,442,226,101,795 and 988,492,422,476.95 is: 1,364,105,025,564.41
Step by Step Solution
- Step 1: Write the proportion equation
1,769,747,893,569.20 : 2,442,226,101,795 = 988,492,422,476.95 : x - Step 2: Convert to fraction form
1,769,747,893,569.20/2,442,226,101,795 = 988,492,422,476.95/x - Step 3: Cross multiply
1,769,747,893,569.20x = 2,442,226,101,795 × 988,492,422,476.95 - Step 4: Simplify right side
1,769,747,893,569.20x = 2,414,121,995,599,777,846,263,808 - Step 5: Solve for x
x = 2,414,121,995,599,777,846,263,808/1,769,747,893,569.20 - Step 6: Final answer
x = 1,364,105,025,564.41
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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.