Finding the Fourth Proportional to 170,938,362.96, 235,899,332.64 and 104,895,349.92
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Solution
The fourth proportional to 170,938,362.96, 235,899,332.64 and 104,895,349.92 is: 144,758,277.87
Step by Step Solution
- Step 1: Write the proportion equation
170,938,362.96 : 235,899,332.64 = 104,895,349.92 : x - Step 2: Convert to fraction form
170,938,362.96/235,899,332.64 = 104,895,349.92/x - Step 3: Cross multiply
170,938,362.96x = 235,899,332.64 × 104,895,349.92 - Step 4: Simplify right side
170,938,362.96x = 24,744,743,043,167,276 - Step 5: Solve for x
x = 24,744,743,043,167,276/170,938,362.96 - Step 6: Final answer
x = 144,758,277.87
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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.