Finding the Fourth Proportional to 125,692,352.80, 173,429,451.18 and 73,471,287.08
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Solution
The fourth proportional to 125,692,352.80, 173,429,451.18 and 73,471,287.08 is: 101,375,180.84
Step by Step Solution
- Step 1: Write the proportion equation
125,692,352.80 : 173,429,451.18 = 73,471,287.08 : x - Step 2: Convert to fraction form
125,692,352.80/173,429,451.18 = 73,471,287.08/x - Step 3: Cross multiply
125,692,352.80x = 173,429,451.18 × 73,471,287.08 - Step 4: Simplify right side
125,692,352.80x = 12,742,084,995,772,624 - Step 5: Solve for x
x = 12,742,084,995,772,624/125,692,352.80 - Step 6: Final answer
x = 101,375,180.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.