Finding the Fourth Proportional to 4,828,896,195.90, 7,243,344,293.85 and 4,798,285,194.30
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Solution
The fourth proportional to 4,828,896,195.90, 7,243,344,293.85 and 4,798,285,194.30 is: 7,197,427,791.45
Step by Step Solution
- Step 1: Write the proportion equation
4,828,896,195.90 : 7,243,344,293.85 = 4,798,285,194.30 : x - Step 2: Convert to fraction form
4,828,896,195.90/7,243,344,293.85 = 4,798,285,194.30/x - Step 3: Cross multiply
4,828,896,195.90x = 7,243,344,293.85 × 4,798,285,194.30 - Step 4: Simplify right side
4,828,896,195.90x = 34,755,631,682,397,847,552 - Step 5: Solve for x
x = 34,755,631,682,397,847,552/4,828,896,195.90 - Step 6: Final answer
x = 7,197,427,791.45
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Double scale
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Similar ratio
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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.