Finding the Fourth Proportional to 4,689,774,606.81, 6,472,001,399.59 and 2,546,471,602.95
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Solution
The fourth proportional to 4,689,774,606.81, 6,472,001,399.59 and 2,546,471,602.95 is: 3,514,191,866.35
Step by Step Solution
- Step 1: Write the proportion equation
4,689,774,606.81 : 6,472,001,399.59 = 2,546,471,602.95 : x - Step 2: Convert to fraction form
4,689,774,606.81/6,472,001,399.59 = 2,546,471,602.95/x - Step 3: Cross multiply
4,689,774,606.81x = 6,472,001,399.59 × 2,546,471,602.95 - Step 4: Simplify right side
4,689,774,606.81x = 16,480,767,778,287,816,704 - Step 5: Solve for x
x = 16,480,767,778,287,816,704/4,689,774,606.81 - Step 6: Final answer
x = 3,514,191,866.35
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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.