Finding the Fourth Proportional to 539,058,138.75, 743,900,232.69 and 291,539,493
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Solution
The fourth proportional to 539,058,138.75, 743,900,232.69 and 291,539,493 is: 402,324,501.00
Step by Step Solution
- Step 1: Write the proportion equation
539,058,138.75 : 743,900,232.69 = 291,539,493 : x - Step 2: Convert to fraction form
539,058,138.75/743,900,232.69 = 291,539,493/x - Step 3: Cross multiply
539,058,138.75x = 743,900,232.69 × 291,539,493 - Step 4: Simplify right side
539,058,138.75x = 216,876,296,681,024,640 - Step 5: Solve for x
x = 216,876,296,681,024,640/539,058,138.75 - Step 6: Final answer
x = 402,324,501.00
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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.