Finding the Fourth Proportional to 4,973,566,037.66, 6,864,122,991.29 and 2,830,693,733.99
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Solution
The fourth proportional to 4,973,566,037.66, 6,864,122,991.29 and 2,830,693,733.99 is: 3,906,699,899.75
Step by Step Solution
- Step 1: Write the proportion equation
4,973,566,037.66 : 6,864,122,991.29 = 2,830,693,733.99 : x - Step 2: Convert to fraction form
4,973,566,037.66/6,864,122,991.29 = 2,830,693,733.99/x - Step 3: Cross multiply
4,973,566,037.66x = 6,864,122,991.29 × 2,830,693,733.99 - Step 4: Simplify right side
4,973,566,037.66x = 19,430,229,940,732,825,600 - Step 5: Solve for x
x = 19,430,229,940,732,825,600/4,973,566,037.66 - Step 6: Final answer
x = 3,906,699,899.75
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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.