Finding the Fourth Proportional to 4,689,774,658.64, 6,472,001,471.16 and 2,546,471,654.84
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Solution
The fourth proportional to 4,689,774,658.64, 6,472,001,471.16 and 2,546,471,654.84 is: 3,514,191,937.99
Step by Step Solution
- Step 1: Write the proportion equation
4,689,774,658.64 : 6,472,001,471.16 = 2,546,471,654.84 : x - Step 2: Convert to fraction form
4,689,774,658.64/6,472,001,471.16 = 2,546,471,654.84/x - Step 3: Cross multiply
4,689,774,658.64x = 6,472,001,471.16 × 2,546,471,654.84 - Step 4: Simplify right side
4,689,774,658.64x = 16,480,768,296,391,720,960 - Step 5: Solve for x
x = 16,480,768,296,391,720,960/4,689,774,658.64 - Step 6: Final answer
x = 3,514,191,937.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.