Finding the Fourth Proportional to 229,849,791.05, 317,199,410.28 and 125,434,587.93
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Solution
The fourth proportional to 229,849,791.05, 317,199,410.28 and 125,434,587.93 is: 173,103,386.95
Step by Step Solution
- Step 1: Write the proportion equation
229,849,791.05 : 317,199,410.28 = 125,434,587.93 : x - Step 2: Convert to fraction form
229,849,791.05/317,199,410.28 = 125,434,587.93/x - Step 3: Cross multiply
229,849,791.05x = 317,199,410.28 × 125,434,587.93 - Step 4: Simplify right side
229,849,791.05x = 39,787,777,320,110,808 - Step 5: Solve for x
x = 39,787,777,320,110,808/229,849,791.05 - Step 6: Final answer
x = 173,103,386.95
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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.