Finding the Fourth Proportional to 3,031,124,557.22, 4,182,907,372.47 and 1,693,034,174.63
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Solution
The fourth proportional to 3,031,124,557.22, 4,182,907,372.47 and 1,693,034,174.63 is: 2,336,362,296.31
Step by Step Solution
- Step 1: Write the proportion equation
3,031,124,557.22 : 4,182,907,372.47 = 1,693,034,174.63 : x - Step 2: Convert to fraction form
3,031,124,557.22/4,182,907,372.47 = 1,693,034,174.63/x - Step 3: Cross multiply
3,031,124,557.22x = 4,182,907,372.47 × 1,693,034,174.63 - Step 4: Simplify right side
3,031,124,557.22x = 7,081,805,130,903,488,512 - Step 5: Solve for x
x = 7,081,805,130,903,488,512/3,031,124,557.22 - Step 6: Final answer
x = 2,336,362,296.31
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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.