Finding the Fourth Proportional to 560,906,354.58, 841,319,673.80 and 172,688,704.08
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Solution
The fourth proportional to 560,906,354.58, 841,319,673.80 and 172,688,704.08 is: 259,020,784.84
Step by Step Solution
- Step 1: Write the proportion equation
560,906,354.58 : 841,319,673.80 = 172,688,704.08 : x - Step 2: Convert to fraction form
560,906,354.58/841,319,673.80 = 172,688,704.08/x - Step 3: Cross multiply
560,906,354.58x = 841,319,673.80 × 172,688,704.08 - Step 4: Simplify right side
560,906,354.58x = 145,286,404,185,530,336 - Step 5: Solve for x
x = 145,286,404,185,530,336/560,906,354.58 - Step 6: Final answer
x = 259,020,784.84
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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.