Finding the Fourth Proportional to 4,230,954,144.84, 6,346,458,261.48 and 1,243,005,011.64
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Solution
The fourth proportional to 4,230,954,144.84, 6,346,458,261.48 and 1,243,005,011.64 is: 1,864,515,462.74
Step by Step Solution
- Step 1: Write the proportion equation
4,230,954,144.84 : 6,346,458,261.48 = 1,243,005,011.64 : x - Step 2: Convert to fraction form
4,230,954,144.84/6,346,458,261.48 = 1,243,005,011.64/x - Step 3: Cross multiply
4,230,954,144.84x = 6,346,458,261.48 × 1,243,005,011.64 - Step 4: Simplify right side
4,230,954,144.84x = 7,888,679,425,183,721,472 - Step 5: Solve for x
x = 7,888,679,425,183,721,472/4,230,954,144.84 - Step 6: Final answer
x = 1,864,515,462.74
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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.