Finding the Fourth Proportional to 299,484,844.80, 448,873,372.80 and 126,961,324.80
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Solution
The fourth proportional to 299,484,844.80, 448,873,372.80 and 126,961,324.80 is: 190,291,959.90
Step by Step Solution
- Step 1: Write the proportion equation
299,484,844.80 : 448,873,372.80 = 126,961,324.80 : x - Step 2: Convert to fraction form
299,484,844.80/448,873,372.80 = 126,961,324.80/x - Step 3: Cross multiply
299,484,844.80x = 448,873,372.80 × 126,961,324.80 - Step 4: Simplify right side
299,484,844.80x = 56,989,558,078,132,288 - Step 5: Solve for x
x = 56,989,558,078,132,288/299,484,844.80 - Step 6: Final answer
x = 190,291,959.90
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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.