Finding the Fourth Proportional to 541,792,996.24, 747,661,617.60 and 318,789,122
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Solution
The fourth proportional to 541,792,996.24, 747,661,617.60 and 318,789,122 is: 439,921,505.60
Step by Step Solution
- Step 1: Write the proportion equation
541,792,996.24 : 747,661,617.60 = 318,789,122 : x - Step 2: Convert to fraction form
541,792,996.24/747,661,617.60 = 318,789,122/x - Step 3: Cross multiply
541,792,996.24x = 747,661,617.60 × 318,789,122 - Step 4: Simplify right side
541,792,996.24x = 238,346,390,627,803,744 - Step 5: Solve for x
x = 238,346,390,627,803,744/541,792,996.24 - Step 6: Final answer
x = 439,921,505.60
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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.