Finding the Fourth Proportional to 184,925,979.63, 255,197,215.04 and 106,609,159.71
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Solution
The fourth proportional to 184,925,979.63, 255,197,215.04 and 106,609,159.71 is: 147,120,273.26
Step by Step Solution
- Step 1: Write the proportion equation
184,925,979.63 : 255,197,215.04 = 106,609,159.71 : x - Step 2: Convert to fraction form
184,925,979.63/255,197,215.04 = 106,609,159.71/x - Step 3: Cross multiply
184,925,979.63x = 255,197,215.04 × 106,609,159.71 - Step 4: Simplify right side
184,925,979.63x = 27,206,360,655,213,528 - Step 5: Solve for x
x = 27,206,360,655,213,528/184,925,979.63 - Step 6: Final answer
x = 147,120,273.26
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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.