Finding the Fourth Proportional to 134,412,337.44, 201,550,927.86 and 78,343,310.88
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Solution
The fourth proportional to 134,412,337.44, 201,550,927.86 and 78,343,310.88 is: 117,475,577.76
Step by Step Solution
- Step 1: Write the proportion equation
134,412,337.44 : 201,550,927.86 = 78,343,310.88 : x - Step 2: Convert to fraction form
134,412,337.44/201,550,927.86 = 78,343,310.88/x - Step 3: Cross multiply
134,412,337.44x = 201,550,927.86 × 78,343,310.88 - Step 4: Simplify right side
134,412,337.44x = 15,790,166,999,488,434 - Step 5: Solve for x
x = 15,790,166,999,488,434/134,412,337.44 - Step 6: Final answer
x = 117,475,577.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.