Finding the Fourth Proportional to 348,190,564.14, 480,502,975.50 and 191,554,309.62
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Solution
The fourth proportional to 348,190,564.14, 480,502,975.50 and 191,554,309.62 is: 264,344,945.62
Step by Step Solution
- Step 1: Write the proportion equation
348,190,564.14 : 480,502,975.50 = 191,554,309.62 : x - Step 2: Convert to fraction form
348,190,564.14/480,502,975.50 = 191,554,309.62/x - Step 3: Cross multiply
348,190,564.14x = 480,502,975.50 × 191,554,309.62 - Step 4: Simplify right side
348,190,564.14x = 92,042,415,742,258,272 - Step 5: Solve for x
x = 92,042,415,742,258,272/348,190,564.14 - Step 6: Final answer
x = 264,344,945.62
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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.