Finding the Fourth Proportional to 985,647,924,437.94, 1,360,202,122,107.70 and 546,192,649,246.74
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Solution
The fourth proportional to 985,647,924,437.94, 1,360,202,122,107.70 and 546,192,649,246.74 is: 753,750,281,581.22
Step by Step Solution
- Step 1: Write the proportion equation
985,647,924,437.94 : 1,360,202,122,107.70 = 546,192,649,246.74 : x - Step 2: Convert to fraction form
985,647,924,437.94/1,360,202,122,107.70 = 546,192,649,246.74/x - Step 3: Cross multiply
985,647,924,437.94x = 1,360,202,122,107.70 × 546,192,649,246.74 - Step 4: Simplify right side
985,647,924,437.94x = 742,932,400,585,042,292,637,696 - Step 5: Solve for x
x = 742,932,400,585,042,292,637,696/985,647,924,437.94 - Step 6: Final answer
x = 753,750,281,581.22
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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.