Finding the Fourth Proportional to 183,536,055.66, 253,284,977.97 and 99,909,579.42
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Solution
The fourth proportional to 183,536,055.66, 253,284,977.97 and 99,909,579.42 is: 137,878,061.79
Step by Step Solution
- Step 1: Write the proportion equation
183,536,055.66 : 253,284,977.97 = 99,909,579.42 : x - Step 2: Convert to fraction form
183,536,055.66/253,284,977.97 = 99,909,579.42/x - Step 3: Cross multiply
183,536,055.66x = 253,284,977.97 × 99,909,579.42 - Step 4: Simplify right side
183,536,055.66x = 25,305,595,622,386,664 - Step 5: Solve for x
x = 25,305,595,622,386,664/183,536,055.66 - Step 6: Final answer
x = 137,878,061.79
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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.