Finding the Fourth Proportional to 7,413,135,412.20, 10,230,326,645.54 and 4,361,524,705.32
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Solution
The fourth proportional to 7,413,135,412.20, 10,230,326,645.54 and 4,361,524,705.32 is: 6,019,021,632.14
Step by Step Solution
- Step 1: Write the proportion equation
7,413,135,412.20 : 10,230,326,645.54 = 4,361,524,705.32 : x - Step 2: Convert to fraction form
7,413,135,412.20/10,230,326,645.54 = 4,361,524,705.32/x - Step 3: Cross multiply
7,413,135,412.20x = 10,230,326,645.54 × 4,361,524,705.32 - Step 4: Simplify right side
7,413,135,412.20x = 44,619,822,408,016,191,488 - Step 5: Solve for x
x = 44,619,822,408,016,191,488/7,413,135,412.20 - Step 6: Final answer
x = 6,019,021,632.14
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1.5x scale
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.