Finding the Fourth Proportional to 8,768,785,825.60, 13,153,178,738.40 and 2,225,684,233.60
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Solution
The fourth proportional to 8,768,785,825.60, 13,153,178,738.40 and 2,225,684,233.60 is: 3,338,526,350.40
Step by Step Solution
- Step 1: Write the proportion equation
8,768,785,825.60 : 13,153,178,738.40 = 2,225,684,233.60 : x - Step 2: Convert to fraction form
8,768,785,825.60/13,153,178,738.40 = 2,225,684,233.60/x - Step 3: Cross multiply
8,768,785,825.60x = 13,153,178,738.40 × 2,225,684,233.60 - Step 4: Simplify right side
8,768,785,825.60x = 29,274,822,539,779,616,768 - Step 5: Solve for x
x = 29,274,822,539,779,616,768/8,768,785,825.60 - Step 6: Final answer
x = 3,338,526,350.40
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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.