Finding the Fourth Proportional to 314,793,944.52, 471,558,541.96 and 156,750,824.53
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Solution
The fourth proportional to 314,793,944.52, 471,558,541.96 and 156,750,824.53 is: 234,811,347.41
Step by Step Solution
- Step 1: Write the proportion equation
314,793,944.52 : 471,558,541.96 = 156,750,824.53 : x - Step 2: Convert to fraction form
314,793,944.52/471,558,541.96 = 156,750,824.53/x - Step 3: Cross multiply
314,793,944.52x = 471,558,541.96 × 156,750,824.53 - Step 4: Simplify right side
314,793,944.52x = 73,917,190,267,179,984 - Step 5: Solve for x
x = 73,917,190,267,179,984/314,793,944.52 - Step 6: Final answer
x = 234,811,347.41
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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.