Finding the Fourth Proportional to 247,266,741.50, 341,228,774.70 and 135,764,804.42
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Solution
The fourth proportional to 247,266,741.50, 341,228,774.70 and 135,764,804.42 is: 187,355,798.76
Step by Step Solution
- Step 1: Write the proportion equation
247,266,741.50 : 341,228,774.70 = 135,764,804.42 : x - Step 2: Convert to fraction form
247,266,741.50/341,228,774.70 = 135,764,804.42/x - Step 3: Cross multiply
247,266,741.50x = 341,228,774.70 × 135,764,804.42 - Step 4: Simplify right side
247,266,741.50x = 46,326,857,859,621,736 - Step 5: Solve for x
x = 46,326,857,859,621,736/247,266,741.50 - Step 6: Final answer
x = 187,355,798.76
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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.