Finding the Fourth Proportional to 753,323,161.53, 1,129,548,468.86 and 255,166,716.81
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Solution
The fourth proportional to 753,323,161.53, 1,129,548,468.86 and 255,166,716.81 is: 382,602,300.04
Step by Step Solution
- Step 1: Write the proportion equation
753,323,161.53 : 1,129,548,468.86 = 255,166,716.81 : x - Step 2: Convert to fraction form
753,323,161.53/1,129,548,468.86 = 255,166,716.81/x - Step 3: Cross multiply
753,323,161.53x = 1,129,548,468.86 × 255,166,716.81 - Step 4: Simplify right side
753,323,161.53x = 288,223,174,276,768,704 - Step 5: Solve for x
x = 288,223,174,276,768,704/753,323,161.53 - Step 6: Final answer
x = 382,602,300.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.