Finding the Fourth Proportional to 130,080,670.04, 179,512,210.08 and 71,343,754.96
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Solution
The fourth proportional to 130,080,670.04, 179,512,210.08 and 71,343,754.96 is: 98,454,867.46
Step by Step Solution
- Step 1: Write the proportion equation
130,080,670.04 : 179,512,210.08 = 71,343,754.96 : x - Step 2: Convert to fraction form
130,080,670.04/179,512,210.08 = 71,343,754.96/x - Step 3: Cross multiply
130,080,670.04x = 179,512,210.08 × 71,343,754.96 - Step 4: Simplify right side
130,080,670.04x = 12,807,075,128,275,562 - Step 5: Solve for x
x = 12,807,075,128,275,562/130,080,670.04 - Step 6: Final answer
x = 98,454,867.46
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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.