Finding the Fourth Proportional to 4,484,916,014.40, 6,727,374,021.60 and 2,648,255,918.40
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Solution
The fourth proportional to 4,484,916,014.40, 6,727,374,021.60 and 2,648,255,918.40 is: 3,972,383,877.60
Step by Step Solution
- Step 1: Write the proportion equation
4,484,916,014.40 : 6,727,374,021.60 = 2,648,255,918.40 : x - Step 2: Convert to fraction form
4,484,916,014.40/6,727,374,021.60 = 2,648,255,918.40/x - Step 3: Cross multiply
4,484,916,014.40x = 6,727,374,021.60 × 2,648,255,918.40 - Step 4: Simplify right side
4,484,916,014.40x = 17,815,808,067,992,610,816 - Step 5: Solve for x
x = 17,815,808,067,992,610,816/4,484,916,014.40 - Step 6: Final answer
x = 3,972,383,877.60
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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.