Finding the Fourth Proportional to 1,514,133,028.45, 2,271,199,542.68 and 594,039,383.65
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Solution
The fourth proportional to 1,514,133,028.45, 2,271,199,542.68 and 594,039,383.65 is: 891,059,075.48
Step by Step Solution
- Step 1: Write the proportion equation
1,514,133,028.45 : 2,271,199,542.68 = 594,039,383.65 : x - Step 2: Convert to fraction form
1,514,133,028.45/2,271,199,542.68 = 594,039,383.65/x - Step 3: Cross multiply
1,514,133,028.45x = 2,271,199,542.68 × 594,039,383.65 - Step 4: Simplify right side
1,514,133,028.45x = 1,349,181,976,479,788,800 - Step 5: Solve for x
x = 1,349,181,976,479,788,800/1,514,133,028.45 - Step 6: Final answer
x = 891,059,075.48
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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.