Finding the Fourth Proportional to 114,440,647.49, 157,931,086.67 and 62,232,736.58
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Solution
The fourth proportional to 114,440,647.49, 157,931,086.67 and 62,232,736.58 is: 85,882,804.14
Step by Step Solution
- Step 1: Write the proportion equation
114,440,647.49 : 157,931,086.67 = 62,232,736.58 : x - Step 2: Convert to fraction form
114,440,647.49/157,931,086.67 = 62,232,736.58/x - Step 3: Cross multiply
114,440,647.49x = 157,931,086.67 × 62,232,736.58 - Step 4: Simplify right side
114,440,647.49x = 9,828,483,713,426,440 - Step 5: Solve for x
x = 9,828,483,713,426,440/114,440,647.49 - Step 6: Final answer
x = 85,882,804.14
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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.