Finding the Fourth Proportional to 4,828,896,103.20, 7,243,344,154.80 and 4,638,427,648.80
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Solution
The fourth proportional to 4,828,896,103.20, 7,243,344,154.80 and 4,638,427,648.80 is: 6,957,641,473.20
Step by Step Solution
- Step 1: Write the proportion equation
4,828,896,103.20 : 7,243,344,154.80 = 4,638,427,648.80 : x - Step 2: Convert to fraction form
4,828,896,103.20/7,243,344,154.80 = 4,638,427,648.80/x - Step 3: Cross multiply
4,828,896,103.20x = 7,243,344,154.80 × 4,638,427,648.80 - Step 4: Simplify right side
4,828,896,103.20x = 33,597,727,797,398,188,032 - Step 5: Solve for x
x = 33,597,727,797,398,188,032/4,828,896,103.20 - Step 6: Final answer
x = 6,957,641,473.20
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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.