Finding the Fourth Proportional to 902,576,106.94, 1,352,483,426.68 and 482,457,240
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Solution
The fourth proportional to 902,576,106.94, 1,352,483,426.68 and 482,457,240 is: 722,947,811.45
Step by Step Solution
- Step 1: Write the proportion equation
902,576,106.94 : 1,352,483,426.68 = 482,457,240 : x - Step 2: Convert to fraction form
902,576,106.94/1,352,483,426.68 = 482,457,240/x - Step 3: Cross multiply
902,576,106.94x = 1,352,483,426.68 × 482,457,240 - Step 4: Simplify right side
902,576,106.94x = 652,515,421,181,775,232 - Step 5: Solve for x
x = 652,515,421,181,775,232/902,576,106.94 - Step 6: Final answer
x = 722,947,811.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.