Finding the Fourth Proportional to 252,592,479.48, 348,577,617.42 and 136,698,975.48
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Solution
The fourth proportional to 252,592,479.48, 348,577,617.42 and 136,698,975.48 is: 188,644,583.86
Step by Step Solution
- Step 1: Write the proportion equation
252,592,479.48 : 348,577,617.42 = 136,698,975.48 : x - Step 2: Convert to fraction form
252,592,479.48/348,577,617.42 = 136,698,975.48/x - Step 3: Cross multiply
252,592,479.48x = 348,577,617.42 × 136,698,975.48 - Step 4: Simplify right side
252,592,479.48x = 47,650,203,176,573,400 - Step 5: Solve for x
x = 47,650,203,176,573,400/252,592,479.48 - Step 6: Final answer
x = 188,644,583.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.