Finding the Fourth Proportional to 242,851,347.68, 364,302,536.52 and 79,101,865.94
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Solution
The fourth proportional to 242,851,347.68, 364,302,536.52 and 79,101,865.94 is: 118,661,109.69
Step by Step Solution
- Step 1: Write the proportion equation
242,851,347.68 : 364,302,536.52 = 79,101,865.94 : x - Step 2: Convert to fraction form
242,851,347.68/364,302,536.52 = 79,101,865.94/x - Step 3: Cross multiply
242,851,347.68x = 364,302,536.52 × 79,101,865.94 - Step 4: Simplify right side
242,851,347.68x = 28,817,010,405,406,992 - Step 5: Solve for x
x = 28,817,010,405,406,992/242,851,347.68 - Step 6: Final answer
x = 118,661,109.69
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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.