Finding the Fourth Proportional to 6,402,377,217.60, 8,835,090,801.84 and 3,544,646,796.24
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Solution
The fourth proportional to 6,402,377,217.60, 8,835,090,801.84 and 3,544,646,796.24 is: 4,891,507,519.92
Step by Step Solution
- Step 1: Write the proportion equation
6,402,377,217.60 : 8,835,090,801.84 = 3,544,646,796.24 : x - Step 2: Convert to fraction form
6,402,377,217.60/8,835,090,801.84 = 3,544,646,796.24/x - Step 3: Cross multiply
6,402,377,217.60x = 8,835,090,801.84 × 3,544,646,796.24 - Step 4: Simplify right side
6,402,377,217.60x = 31,317,276,305,231,646,720 - Step 5: Solve for x
x = 31,317,276,305,231,646,720/6,402,377,217.60 - Step 6: Final answer
x = 4,891,507,519.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.