Finding the Fourth Proportional to 974,523,083.40, 1,344,898,734.66 and 551,174,276.31
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Solution
The fourth proportional to 974,523,083.40, 1,344,898,734.66 and 551,174,276.31 is: 760,652,671.46
Step by Step Solution
- Step 1: Write the proportion equation
974,523,083.40 : 1,344,898,734.66 = 551,174,276.31 : x - Step 2: Convert to fraction form
974,523,083.40/1,344,898,734.66 = 551,174,276.31/x - Step 3: Cross multiply
974,523,083.40x = 1,344,898,734.66 × 551,174,276.31 - Step 4: Simplify right side
974,523,083.40x = 741,273,586,786,460,160 - Step 5: Solve for x
x = 741,273,586,786,460,160/974,523,083.40 - Step 6: Final answer
x = 760,652,671.46
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1.5x scale
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.