Finding the Fourth Proportional to 84,415,781.04, 116,497,418.68 and 46,738,944.77
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Solution
The fourth proportional to 84,415,781.04, 116,497,418.68 and 46,738,944.77 is: 64,501,759.64
Step by Step Solution
- Step 1: Write the proportion equation
84,415,781.04 : 116,497,418.68 = 46,738,944.77 : x - Step 2: Convert to fraction form
84,415,781.04/116,497,418.68 = 46,738,944.77/x - Step 3: Cross multiply
84,415,781.04x = 116,497,418.68 × 46,738,944.77 - Step 4: Simplify right side
84,415,781.04x = 5,444,966,417,881,754 - Step 5: Solve for x
x = 5,444,966,417,881,754/84,415,781.04 - Step 6: Final answer
x = 64,501,759.64
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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.