Finding the Fourth Proportional to 264,348,270.19, 364,810,458.03 and 158,518,915.53
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Solution
The fourth proportional to 264,348,270.19, 364,810,458.03 and 158,518,915.53 is: 218,762,007.17
Step by Step Solution
- Step 1: Write the proportion equation
264,348,270.19 : 364,810,458.03 = 158,518,915.53 : x - Step 2: Convert to fraction form
264,348,270.19/364,810,458.03 = 158,518,915.53/x - Step 3: Cross multiply
264,348,270.19x = 364,810,458.03 × 158,518,915.53 - Step 4: Simplify right side
264,348,270.19x = 57,829,358,179,094,128 - Step 5: Solve for x
x = 57,829,358,179,094,128/264,348,270.19 - Step 6: Final answer
x = 218,762,007.17
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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.