Finding the Fourth Proportional to 503,937,064.84, 755,742,195.60 and 193,028,136.88
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Solution
The fourth proportional to 503,937,064.84, 755,742,195.60 and 193,028,136.88 is: 289,479,615.92
Step by Step Solution
- Step 1: Write the proportion equation
503,937,064.84 : 755,742,195.60 = 193,028,136.88 : x - Step 2: Convert to fraction form
503,937,064.84/755,742,195.60 = 193,028,136.88/x - Step 3: Cross multiply
503,937,064.84x = 755,742,195.60 × 193,028,136.88 - Step 4: Simplify right side
503,937,064.84x = 145,879,507,978,268,544 - Step 5: Solve for x
x = 145,879,507,978,268,544/503,937,064.84 - Step 6: Final answer
x = 289,479,615.92
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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.