Finding the Fourth Proportional to 1,335,103,638.80, 2,001,273,711.60 and 598,526,412.80
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Solution
The fourth proportional to 1,335,103,638.80, 2,001,273,711.60 and 598,526,412.80 is: 897,170,182.77
Step by Step Solution
- Step 1: Write the proportion equation
1,335,103,638.80 : 2,001,273,711.60 = 598,526,412.80 : x - Step 2: Convert to fraction form
1,335,103,638.80/2,001,273,711.60 = 598,526,412.80/x - Step 3: Cross multiply
1,335,103,638.80x = 2,001,273,711.60 × 598,526,412.80 - Step 4: Simplify right side
1,335,103,638.80x = 1,197,815,175,634,889,472 - Step 5: Solve for x
x = 1,197,815,175,634,889,472/1,335,103,638.80 - Step 6: Final answer
x = 897,170,182.77
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1.5x scale
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.