Finding the Fourth Proportional to 83,945,474.36, 115,841,696.28 and 46,773,834.08
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Solution
The fourth proportional to 83,945,474.36, 115,841,696.28 and 46,773,834.08 is: 64,546,186.95
Step by Step Solution
- Step 1: Write the proportion equation
83,945,474.36 : 115,841,696.28 = 46,773,834.08 : x - Step 2: Convert to fraction form
83,945,474.36/115,841,696.28 = 46,773,834.08/x - Step 3: Cross multiply
83,945,474.36x = 115,841,696.28 × 46,773,834.08 - Step 4: Simplify right side
83,945,474.36x = 5,418,360,281,346,473 - Step 5: Solve for x
x = 5,418,360,281,346,473/83,945,474.36 - Step 6: Final answer
x = 64,546,186.95
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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.