Finding the Fourth Proportional to 609,555,242.55, 841,256,017.28 and 341,703,419.13
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Solution
The fourth proportional to 609,555,242.55, 841,256,017.28 and 341,703,419.13 is: 471,589,836.99
Step by Step Solution
- Step 1: Write the proportion equation
609,555,242.55 : 841,256,017.28 = 341,703,419.13 : x - Step 2: Convert to fraction form
609,555,242.55/841,256,017.28 = 341,703,419.13/x - Step 3: Cross multiply
609,555,242.55x = 841,256,017.28 × 341,703,419.13 - Step 4: Simplify right side
609,555,242.55x = 287,460,057,468,262,336 - Step 5: Solve for x
x = 287,460,057,468,262,336/609,555,242.55 - Step 6: Final answer
x = 471,589,836.99
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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.