Finding the Fourth Proportional to 286,328,332.08, 395,177,975.64 and 168,866,573.04
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Solution
The fourth proportional to 286,328,332.08, 395,177,975.64 and 168,866,573.04 is: 233,062,337.92
Step by Step Solution
- Step 1: Write the proportion equation
286,328,332.08 : 395,177,975.64 = 168,866,573.04 : x - Step 2: Convert to fraction form
286,328,332.08/395,177,975.64 = 168,866,573.04/x - Step 3: Cross multiply
286,328,332.08x = 395,177,975.64 × 168,866,573.04 - Step 4: Simplify right side
286,328,332.08x = 66,732,350,487,211,392 - Step 5: Solve for x
x = 66,732,350,487,211,392/286,328,332.08 - Step 6: Final answer
x = 233,062,337.92
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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.