Finding the Fourth Proportional to 258,519,355.47, 387,750,291.75 and 92,516,161.14
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Solution
The fourth proportional to 258,519,355.47, 387,750,291.75 and 92,516,161.14 is: 138,763,956.02
Step by Step Solution
- Step 1: Write the proportion equation
258,519,355.47 : 387,750,291.75 = 92,516,161.14 : x - Step 2: Convert to fraction form
258,519,355.47/387,750,291.75 = 92,516,161.14/x - Step 3: Cross multiply
258,519,355.47x = 387,750,291.75 × 92,516,161.14 - Step 4: Simplify right side
258,519,355.47x = 35,873,168,473,625,012 - Step 5: Solve for x
x = 35,873,168,473,625,012/258,519,355.47 - Step 6: Final answer
x = 138,763,956.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.