Finding the Fourth Proportional to 74,056,328,881.20, 102,195,995,556.17 and 43,574,486,831.95
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Solution
The fourth proportional to 74,056,328,881.20, 102,195,995,556.17 and 43,574,486,831.95 is: 60,131,769,018.47
Step by Step Solution
- Step 1: Write the proportion equation
74,056,328,881.20 : 102,195,995,556.17 = 43,574,486,831.95 : x - Step 2: Convert to fraction form
74,056,328,881.20/102,195,995,556.17 = 43,574,486,831.95/x - Step 3: Cross multiply
74,056,328,881.20x = 102,195,995,556.17 × 43,574,486,831.95 - Step 4: Simplify right side
74,056,328,881.20x = 4,453,138,062,640,350,232,576 - Step 5: Solve for x
x = 4,453,138,062,640,350,232,576/74,056,328,881.20 - Step 6: Final answer
x = 60,131,769,018.47
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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.