Finding the Fourth Proportional to 486,554,904.36, 671,462,550.18 and 266,538,349.80
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Solution
The fourth proportional to 486,554,904.36, 671,462,550.18 and 266,538,349.80 is: 367,832,116.12
Step by Step Solution
- Step 1: Write the proportion equation
486,554,904.36 : 671,462,550.18 = 266,538,349.80 : x - Step 2: Convert to fraction form
486,554,904.36/671,462,550.18 = 266,538,349.80/x - Step 3: Cross multiply
486,554,904.36x = 671,462,550.18 × 266,538,349.80 - Step 4: Simplify right side
486,554,904.36x = 178,970,520,077,476,896 - Step 5: Solve for x
x = 178,970,520,077,476,896/486,554,904.36 - Step 6: Final answer
x = 367,832,116.12
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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.