Finding the Fourth Proportional to 396,622,790.07, 546,762,592.56 and 277,174,533.19
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Solution
The fourth proportional to 396,622,790.07, 546,762,592.56 and 277,174,533.19 is: 382,097,726.49
Step by Step Solution
- Step 1: Write the proportion equation
396,622,790.07 : 546,762,592.56 = 277,174,533.19 : x - Step 2: Convert to fraction form
396,622,790.07/546,762,592.56 = 277,174,533.19/x - Step 3: Cross multiply
396,622,790.07x = 546,762,592.56 × 277,174,533.19 - Step 4: Simplify right side
396,622,790.07x = 151,548,666,360,808,992 - Step 5: Solve for x
x = 151,548,666,360,808,992/396,622,790.07 - Step 6: Final answer
x = 382,097,726.49
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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.