Finding the Fourth Proportional to 247,266,740, 341,228,772.63 and 135,764,802.92
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Solution
The fourth proportional to 247,266,740, 341,228,772.63 and 135,764,802.92 is: 187,355,796.69
Step by Step Solution
- Step 1: Write the proportion equation
247,266,740 : 341,228,772.63 = 135,764,802.92 : x - Step 2: Convert to fraction form
247,266,740/341,228,772.63 = 135,764,802.92/x - Step 3: Cross multiply
247,266,740x = 341,228,772.63 × 135,764,802.92 - Step 4: Simplify right side
247,266,740x = 46,326,857,066,745,432 - Step 5: Solve for x
x = 46,326,857,066,745,432/247,266,740 - Step 6: Final answer
x = 187,355,796.69
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1.5x scale
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.