Finding the Fourth Proportional to 236,291,152.97, 326,099,819.69 and 130,464,970.39
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Solution
The fourth proportional to 236,291,152.97, 326,099,819.69 and 130,464,970.39 is: 180,051,613.38
Step by Step Solution
- Step 1: Write the proportion equation
236,291,152.97 : 326,099,819.69 = 130,464,970.39 : x - Step 2: Convert to fraction form
236,291,152.97/326,099,819.69 = 130,464,970.39/x - Step 3: Cross multiply
236,291,152.97x = 326,099,819.69 × 130,464,970.39 - Step 4: Simplify right side
236,291,152.97x = 42,544,603,319,387,864 - Step 5: Solve for x
x = 42,544,603,319,387,864/236,291,152.97 - Step 6: Final answer
x = 180,051,613.38
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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.