Finding the Fourth Proportional to 259,446,159.14, 358,035,685.25 and 141,971,503.55
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Solution
The fourth proportional to 259,446,159.14, 358,035,685.25 and 141,971,503.55 is: 195,920,667.03
Step by Step Solution
- Step 1: Write the proportion equation
259,446,159.14 : 358,035,685.25 = 141,971,503.55 : x - Step 2: Convert to fraction form
259,446,159.14/358,035,685.25 = 141,971,503.55/x - Step 3: Cross multiply
259,446,159.14x = 358,035,685.25 × 141,971,503.55 - Step 4: Simplify right side
259,446,159.14x = 50,830,864,556,997,016 - Step 5: Solve for x
x = 50,830,864,556,997,016/259,446,159.14 - Step 6: Final answer
x = 195,920,667.03
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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.