Finding the Fourth Proportional to 735,207,400.40, 1,014,586,217.16 and 405,182,544.08
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Solution
The fourth proportional to 735,207,400.40, 1,014,586,217.16 and 405,182,544.08 is: 559,151,913.37
Step by Step Solution
- Step 1: Write the proportion equation
735,207,400.40 : 1,014,586,217.16 = 405,182,544.08 : x - Step 2: Convert to fraction form
735,207,400.40/1,014,586,217.16 = 405,182,544.08/x - Step 3: Cross multiply
735,207,400.40x = 1,014,586,217.16 × 405,182,544.08 - Step 4: Simplify right side
735,207,400.40x = 411,092,624,657,392,128 - Step 5: Solve for x
x = 411,092,624,657,392,128/735,207,400.40 - Step 6: Final answer
x = 559,151,913.37
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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.