Finding the Fourth Proportional to 541,314,390.24, 747,021,024.84 and 293,798,711.52
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Solution
The fourth proportional to 541,314,390.24, 747,021,024.84 and 293,798,711.52 is: 405,446,111.42
Step by Step Solution
- Step 1: Write the proportion equation
541,314,390.24 : 747,021,024.84 = 293,798,711.52 : x - Step 2: Convert to fraction form
541,314,390.24/747,021,024.84 = 293,798,711.52/x - Step 3: Cross multiply
541,314,390.24x = 747,021,024.84 × 293,798,711.52 - Step 4: Simplify right side
541,314,390.24x = 219,473,814,576,341,920 - Step 5: Solve for x
x = 219,473,814,576,341,920/541,314,390.24 - Step 6: Final answer
x = 405,446,111.42
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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.