Finding the Fourth Proportional to 106,829,243.23, 147,424,355.66 and 57,936,671.23
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Solution
The fourth proportional to 106,829,243.23, 147,424,355.66 and 57,936,671.23 is: 79,952,606.30
Step by Step Solution
- Step 1: Write the proportion equation
106,829,243.23 : 147,424,355.66 = 57,936,671.23 : x - Step 2: Convert to fraction form
106,829,243.23/147,424,355.66 = 57,936,671.23/x - Step 3: Cross multiply
106,829,243.23x = 147,424,355.66 × 57,936,671.23 - Step 4: Simplify right side
106,829,243.23x = 8,541,276,425,168,009 - Step 5: Solve for x
x = 8,541,276,425,168,009/106,829,243.23 - Step 6: Final answer
x = 79,952,606.30
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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.