Finding the Fourth Proportional to 2,086,514,552.70, 3,129,771,829.05 and 1,119,055,736.70
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Solution
The fourth proportional to 2,086,514,552.70, 3,129,771,829.05 and 1,119,055,736.70 is: 1,678,583,605.05
Step by Step Solution
- Step 1: Write the proportion equation
2,086,514,552.70 : 3,129,771,829.05 = 1,119,055,736.70 : x - Step 2: Convert to fraction form
2,086,514,552.70/3,129,771,829.05 = 1,119,055,736.70/x - Step 3: Cross multiply
2,086,514,552.70x = 3,129,771,829.05 × 1,119,055,736.70 - Step 4: Simplify right side
2,086,514,552.70x = 3,502,389,119,860,454,400 - Step 5: Solve for x
x = 3,502,389,119,860,454,400/2,086,514,552.70 - Step 6: Final answer
x = 1,678,583,605.05
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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.