Finding the Fourth Proportional to 541,452,988.06, 747,214,212.63 and 293,934,341.50
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Solution
The fourth proportional to 541,452,988.06, 747,214,212.63 and 293,934,341.50 is: 405,634,325.40
Step by Step Solution
- Step 1: Write the proportion equation
541,452,988.06 : 747,214,212.63 = 293,934,341.50 : x - Step 2: Convert to fraction form
541,452,988.06/747,214,212.63 = 293,934,341.50/x - Step 3: Cross multiply
541,452,988.06x = 747,214,212.63 × 293,934,341.50 - Step 4: Simplify right side
541,452,988.06x = 219,631,917,548,840,032 - Step 5: Solve for x
x = 219,631,917,548,840,032/541,452,988.06 - Step 6: Final answer
x = 405,634,325.40
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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.