Finding the Fourth Proportional to 1,037,224,426.18, 1,431,380,811.10 and 567,315,699.08
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Solution
The fourth proportional to 1,037,224,426.18, 1,431,380,811.10 and 567,315,699.08 is: 782,901,737.56
Step by Step Solution
- Step 1: Write the proportion equation
1,037,224,426.18 : 1,431,380,811.10 = 567,315,699.08 : x - Step 2: Convert to fraction form
1,037,224,426.18/1,431,380,811.10 = 567,315,699.08/x - Step 3: Cross multiply
1,037,224,426.18x = 1,431,380,811.10 × 567,315,699.08 - Step 4: Simplify right side
1,037,224,426.18x = 812,044,805,498,893,952 - Step 5: Solve for x
x = 812,044,805,498,893,952/1,037,224,426.18 - Step 6: Final answer
x = 782,901,737.56
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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.