Finding the Fourth Proportional to 546,984,392.28, 754,809,795.86 and 299,418,325.08
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Solution
The fourth proportional to 546,984,392.28, 754,809,795.86 and 299,418,325.08 is: 413,181,597.17
Step by Step Solution
- Step 1: Write the proportion equation
546,984,392.28 : 754,809,795.86 = 299,418,325.08 : x - Step 2: Convert to fraction form
546,984,392.28/754,809,795.86 = 299,418,325.08/x - Step 3: Cross multiply
546,984,392.28x = 754,809,795.86 × 299,418,325.08 - Step 4: Simplify right side
546,984,392.28x = 226,003,884,830,377,920 - Step 5: Solve for x
x = 226,003,884,830,377,920/546,984,392.28 - Step 6: Final answer
x = 413,181,597.17
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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.