Finding the Fourth Proportional to 367,771,610.97, 507,528,346.19 and 202,765,098.33
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Solution
The fourth proportional to 367,771,610.97, 507,528,346.19 and 202,765,098.33 is: 279,817,778.07
Step by Step Solution
- Step 1: Write the proportion equation
367,771,610.97 : 507,528,346.19 = 202,765,098.33 : x - Step 2: Convert to fraction form
367,771,610.97/507,528,346.19 = 202,765,098.33/x - Step 3: Cross multiply
367,771,610.97x = 507,528,346.19 × 202,765,098.33 - Step 4: Simplify right side
367,771,610.97x = 102,909,035,019,463,808 - Step 5: Solve for x
x = 102,909,035,019,463,808/367,771,610.97 - Step 6: Final answer
x = 279,817,778.07
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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.