Finding the Fourth Proportional to 299,572,080.80, 448,686,274.80 and 245,824,368.80
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Solution
The fourth proportional to 299,572,080.80, 448,686,274.80 and 245,824,368.80 is: 368,185,246.09
Step by Step Solution
- Step 1: Write the proportion equation
299,572,080.80 : 448,686,274.80 = 245,824,368.80 : x - Step 2: Convert to fraction form
299,572,080.80/448,686,274.80 = 245,824,368.80/x - Step 3: Cross multiply
299,572,080.80x = 448,686,274.80 × 245,824,368.80 - Step 4: Simplify right side
299,572,080.80x = 110,298,020,291,933,360 - Step 5: Solve for x
x = 110,298,020,291,933,360/299,572,080.80 - Step 6: Final answer
x = 368,185,246.09
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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.