Finding the Fourth Proportional to 423,548,841.44, 584,406,735.36 and 247,256,832.80
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Solution
The fourth proportional to 423,548,841.44, 584,406,735.36 and 247,256,832.80 is: 341,161,500.90
Step by Step Solution
- Step 1: Write the proportion equation
423,548,841.44 : 584,406,735.36 = 247,256,832.80 : x - Step 2: Convert to fraction form
423,548,841.44/584,406,735.36 = 247,256,832.80/x - Step 3: Cross multiply
423,548,841.44x = 584,406,735.36 × 247,256,832.80 - Step 4: Simplify right side
423,548,841.44x = 144,498,558,452,101,376 - Step 5: Solve for x
x = 144,498,558,452,101,376/423,548,841.44 - Step 6: Final answer
x = 341,161,500.90
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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.