Finding the Fourth Proportional to 176,249,592.80, 264,374,389.20 and 139,969,887.20
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Solution
The fourth proportional to 176,249,592.80, 264,374,389.20 and 139,969,887.20 is: 209,954,830.80
Step by Step Solution
- Step 1: Write the proportion equation
176,249,592.80 : 264,374,389.20 = 139,969,887.20 : x - Step 2: Convert to fraction form
176,249,592.80/264,374,389.20 = 139,969,887.20/x - Step 3: Cross multiply
176,249,592.80x = 264,374,389.20 × 139,969,887.20 - Step 4: Simplify right side
176,249,592.80x = 37,004,453,434,892,896 - Step 5: Solve for x
x = 37,004,453,434,892,896/176,249,592.80 - Step 6: Final answer
x = 209,954,830.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.