Finding the Fourth Proportional to 7,449,408,097.20, 11,170,081,067.40 and 3,087,781,268.40
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Solution
The fourth proportional to 7,449,408,097.20, 11,170,081,067.40 and 3,087,781,268.40 is: 4,630,001,019.73
Step by Step Solution
- Step 1: Write the proportion equation
7,449,408,097.20 : 11,170,081,067.40 = 3,087,781,268.40 : x - Step 2: Convert to fraction form
7,449,408,097.20/11,170,081,067.40 = 3,087,781,268.40/x - Step 3: Cross multiply
7,449,408,097.20x = 11,170,081,067.40 × 3,087,781,268.40 - Step 4: Simplify right side
7,449,408,097.20x = 34,490,767,086,427,197,440 - Step 5: Solve for x
x = 34,490,767,086,427,197,440/7,449,408,097.20 - Step 6: Final answer
x = 4,630,001,019.73
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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.