Finding the Fourth Proportional to 5,357,614,720.13, 7,393,922,459.11 and 3,214,302,040.09
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Solution
The fourth proportional to 5,357,614,720.13, 7,393,922,459.11 and 3,214,302,040.09 is: 4,435,985,281.89
Step by Step Solution
- Step 1: Write the proportion equation
5,357,614,720.13 : 7,393,922,459.11 = 3,214,302,040.09 : x - Step 2: Convert to fraction form
5,357,614,720.13/7,393,922,459.11 = 3,214,302,040.09/x - Step 3: Cross multiply
5,357,614,720.13x = 7,393,922,459.11 × 3,214,302,040.09 - Step 4: Simplify right side
5,357,614,720.13x = 23,766,300,044,550,402,048 - Step 5: Solve for x
x = 23,766,300,044,550,402,048/5,357,614,720.13 - Step 6: Final answer
x = 4,435,985,281.89
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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.