Finding the Fourth Proportional to 121,748,781.72, 182,620,613.98 and 29,633,033.70
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Solution
The fourth proportional to 121,748,781.72, 182,620,613.98 and 29,633,033.70 is: 44,448,927.80
Step by Step Solution
- Step 1: Write the proportion equation
121,748,781.72 : 182,620,613.98 = 29,633,033.70 : x - Step 2: Convert to fraction form
121,748,781.72/182,620,613.98 = 29,633,033.70/x - Step 3: Cross multiply
121,748,781.72x = 182,620,613.98 × 29,633,033.70 - Step 4: Simplify right side
121,748,781.72x = 5,411,602,808,384,031 - Step 5: Solve for x
x = 5,411,602,808,384,031/121,748,781.72 - Step 6: Final answer
x = 44,448,927.80
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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.