Finding the Fourth Proportional to 4,893,163,529.60, 7,344,522,868.80 and 2,442,267,862.40
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Solution
The fourth proportional to 4,893,163,529.60, 7,344,522,868.80 and 2,442,267,862.40 is: 3,665,786,368.80
Step by Step Solution
- Step 1: Write the proportion equation
4,893,163,529.60 : 7,344,522,868.80 = 2,442,267,862.40 : x - Step 2: Convert to fraction form
4,893,163,529.60/7,344,522,868.80 = 2,442,267,862.40/x - Step 3: Cross multiply
4,893,163,529.60x = 7,344,522,868.80 × 2,442,267,862.40 - Step 4: Simplify right side
4,893,163,529.60x = 17,937,292,167,132,092,416 - Step 5: Solve for x
x = 17,937,292,167,132,092,416/4,893,163,529.60 - Step 6: Final answer
x = 3,665,786,368.80
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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.