Finding the Fourth Proportional to 214,488,986.13, 295,986,085.02 and 121,667,501.07
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Solution
The fourth proportional to 214,488,986.13, 295,986,085.02 and 121,667,501.07 is: 167,896,207.47
Step by Step Solution
- Step 1: Write the proportion equation
214,488,986.13 : 295,986,085.02 = 121,667,501.07 : x - Step 2: Convert to fraction form
214,488,986.13/295,986,085.02 = 121,667,501.07/x - Step 3: Cross multiply
214,488,986.13x = 295,986,085.02 × 121,667,501.07 - Step 4: Simplify right side
214,488,986.13x = 36,011,887,315,875,956 - Step 5: Solve for x
x = 36,011,887,315,875,956/214,488,986.13 - Step 6: Final answer
x = 167,896,207.47
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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.