Finding the Fourth Proportional to 4,958,540,066.24, 6,842,564,512.80 and 2,842,478,959.04
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Solution
The fourth proportional to 4,958,540,066.24, 6,842,564,512.80 and 2,842,478,959.04 is: 3,922,494,402.32
Step by Step Solution
- Step 1: Write the proportion equation
4,958,540,066.24 : 6,842,564,512.80 = 2,842,478,959.04 : x - Step 2: Convert to fraction form
4,958,540,066.24/6,842,564,512.80 = 2,842,478,959.04/x - Step 3: Cross multiply
4,958,540,066.24x = 6,842,564,512.80 × 2,842,478,959.04 - Step 4: Simplify right side
4,958,540,066.24x = 19,449,845,653,507,788,800 - Step 5: Solve for x
x = 19,449,845,653,507,788,800/4,958,540,066.24 - Step 6: Final answer
x = 3,922,494,402.32
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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.