Finding the Fourth Proportional to 4,657,182,677.80, 6,985,774,016.70 and 2,797,564,330.60
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Solution
The fourth proportional to 4,657,182,677.80, 6,985,774,016.70 and 2,797,564,330.60 is: 4,196,346,495.90
Step by Step Solution
- Step 1: Write the proportion equation
4,657,182,677.80 : 6,985,774,016.70 = 2,797,564,330.60 : x - Step 2: Convert to fraction form
4,657,182,677.80/6,985,774,016.70 = 2,797,564,330.60/x - Step 3: Cross multiply
4,657,182,677.80x = 6,985,774,016.70 × 2,797,564,330.60 - Step 4: Simplify right side
4,657,182,677.80x = 19,543,152,210,752,208,896 - Step 5: Solve for x
x = 19,543,152,210,752,208,896/4,657,182,677.80 - Step 6: Final answer
x = 4,196,346,495.90
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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.