Finding the Fourth Proportional to 487,967,646.02, 673,407,051.99 and 264,958,726.28
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Solution
The fourth proportional to 487,967,646.02, 673,407,051.99 and 264,958,726.28 is: 365,649,395.44
Step by Step Solution
- Step 1: Write the proportion equation
487,967,646.02 : 673,407,051.99 = 264,958,726.28 : x - Step 2: Convert to fraction form
487,967,646.02/673,407,051.99 = 264,958,726.28/x - Step 3: Cross multiply
487,967,646.02x = 673,407,051.99 × 264,958,726.28 - Step 4: Simplify right side
487,967,646.02x = 178,425,074,763,240,128 - Step 5: Solve for x
x = 178,425,074,763,240,128/487,967,646.02 - Step 6: Final answer
x = 365,649,395.44
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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.