Finding the Fourth Proportional to 83,450,653.68, 115,168,796.26 and 46,292,914.04
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Solution
The fourth proportional to 83,450,653.68, 115,168,796.26 and 46,292,914.04 is: 63,888,045.81
Step by Step Solution
- Step 1: Write the proportion equation
83,450,653.68 : 115,168,796.26 = 46,292,914.04 : x - Step 2: Convert to fraction form
83,450,653.68/115,168,796.26 = 46,292,914.04/x - Step 3: Cross multiply
83,450,653.68x = 115,168,796.26 × 46,292,914.04 - Step 4: Simplify right side
83,450,653.68x = 5,331,499,185,354,454 - Step 5: Solve for x
x = 5,331,499,185,354,454/83,450,653.68 - Step 6: Final answer
x = 63,888,045.81
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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.