Finding the Fourth Proportional to 2,213,236,700.20, 3,319,855,050.30 and 577,461,302.20
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Solution
The fourth proportional to 2,213,236,700.20, 3,319,855,050.30 and 577,461,302.20 is: 866,191,953.30
Step by Step Solution
- Step 1: Write the proportion equation
2,213,236,700.20 : 3,319,855,050.30 = 577,461,302.20 : x - Step 2: Convert to fraction form
2,213,236,700.20/3,319,855,050.30 = 577,461,302.20/x - Step 3: Cross multiply
2,213,236,700.20x = 3,319,855,050.30 × 577,461,302.20 - Step 4: Simplify right side
2,213,236,700.20x = 1,917,087,820,461,484,800 - Step 5: Solve for x
x = 1,917,087,820,461,484,800/2,213,236,700.20 - Step 6: Final answer
x = 866,191,953.30
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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.