Finding the Fourth Proportional to 98,283,553.77, 135,631,201.23 and 54,230,550
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Solution
The fourth proportional to 98,283,553.77, 135,631,201.23 and 54,230,550 is: 74,838,102.18
Step by Step Solution
- Step 1: Write the proportion equation
98,283,553.77 : 135,631,201.23 = 54,230,550 : x - Step 2: Convert to fraction form
98,283,553.77/135,631,201.23 = 54,230,550/x - Step 3: Cross multiply
98,283,553.77x = 135,631,201.23 × 54,230,550 - Step 4: Simplify right side
98,283,553.77x = 7,355,354,639,863,576 - Step 5: Solve for x
x = 7,355,354,639,863,576/98,283,553.77 - Step 6: Final answer
x = 74,838,102.18
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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.