Finding the Fourth Proportional to 441,101,436.48, 661,750,832.16 and 134,417,551.68
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Solution
The fourth proportional to 441,101,436.48, 661,750,832.16 and 134,417,551.68 is: 201,656,397.66
Step by Step Solution
- Step 1: Write the proportion equation
441,101,436.48 : 661,750,832.16 = 134,417,551.68 : x - Step 2: Convert to fraction form
441,101,436.48/661,750,832.16 = 134,417,551.68/x - Step 3: Cross multiply
441,101,436.48x = 661,750,832.16 × 134,417,551.68 - Step 4: Simplify right side
441,101,436.48x = 88,950,926,681,149,808 - Step 5: Solve for x
x = 88,950,926,681,149,808/441,101,436.48 - Step 6: Final answer
x = 201,656,397.66
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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.