Finding the Fourth Proportional to 972,324,556.84, 1,341,807,954.18 and 532,291,408.84
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Solution
The fourth proportional to 972,324,556.84, 1,341,807,954.18 and 532,291,408.84 is: 734,562,180.19
Step by Step Solution
- Step 1: Write the proportion equation
972,324,556.84 : 1,341,807,954.18 = 532,291,408.84 : x - Step 2: Convert to fraction form
972,324,556.84/1,341,807,954.18 = 532,291,408.84/x - Step 3: Cross multiply
972,324,556.84x = 1,341,807,954.18 × 532,291,408.84 - Step 4: Simplify right side
972,324,556.84x = 714,232,846,323,190,400 - Step 5: Solve for x
x = 714,232,846,323,190,400/972,324,556.84 - Step 6: Final answer
x = 734,562,180.19
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1.5x scale
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.