Finding the Fourth Proportional to 112,063,020.99, 167,749,767.84 and 73,117,613.91
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Solution
The fourth proportional to 112,063,020.99, 167,749,767.84 and 73,117,613.91 is: 109,451,473.38
Step by Step Solution
- Step 1: Write the proportion equation
112,063,020.99 : 167,749,767.84 = 73,117,613.91 : x - Step 2: Convert to fraction form
112,063,020.99/167,749,767.84 = 73,117,613.91/x - Step 3: Cross multiply
112,063,020.99x = 167,749,767.84 × 73,117,613.91 - Step 4: Simplify right side
112,063,020.99x = 12,265,462,758,417,254 - Step 5: Solve for x
x = 12,265,462,758,417,254/112,063,020.99 - Step 6: Final answer
x = 109,451,473.38
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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.