Finding the Fourth Proportional to 32,646,220,259.40, 48,896,770,977.90 and 28,292,655,587.40
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Solution
The fourth proportional to 32,646,220,259.40, 48,896,770,977.90 and 28,292,655,587.40 is: 42,376,100,192.35
Step by Step Solution
- Step 1: Write the proportion equation
32,646,220,259.40 : 48,896,770,977.90 = 28,292,655,587.40 : x - Step 2: Convert to fraction form
32,646,220,259.40/48,896,770,977.90 = 28,292,655,587.40/x - Step 3: Cross multiply
32,646,220,259.40x = 48,896,770,977.90 × 28,292,655,587.40 - Step 4: Simplify right side
32,646,220,259.40x = 1,383,419,500,613,700,681,728 - Step 5: Solve for x
x = 1,383,419,500,613,700,681,728/32,646,220,259.40 - Step 6: Final answer
x = 42,376,100,192.35
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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.