Finding the Fourth Proportional to 144,322,169.99, 199,186,158.98 and 113,613,424.07
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Solution
The fourth proportional to 144,322,169.99, 199,186,158.98 and 113,613,424.07 is: 156,803,501.16
Step by Step Solution
- Step 1: Write the proportion equation
144,322,169.99 : 199,186,158.98 = 113,613,424.07 : x - Step 2: Convert to fraction form
144,322,169.99/199,186,158.98 = 113,613,424.07/x - Step 3: Cross multiply
144,322,169.99x = 199,186,158.98 × 113,613,424.07 - Step 4: Simplify right side
144,322,169.99x = 22,630,221,548,357,280 - Step 5: Solve for x
x = 22,630,221,548,357,280/144,322,169.99 - Step 6: Final answer
x = 156,803,501.16
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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.