Finding the Fourth Proportional to 370,660,620.04, 556,023,243.66 and 121,591,199.68
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Solution
The fourth proportional to 370,660,620.04, 556,023,243.66 and 121,591,199.68 is: 182,397,399.65
Step by Step Solution
- Step 1: Write the proportion equation
370,660,620.04 : 556,023,243.66 = 121,591,199.68 : x - Step 2: Convert to fraction form
370,660,620.04/556,023,243.66 = 121,591,199.68/x - Step 3: Cross multiply
370,660,620.04x = 556,023,243.66 × 121,591,199.68 - Step 4: Simplify right side
370,660,620.04x = 67,607,533,246,584,352 - Step 5: Solve for x
x = 67,607,533,246,584,352/370,660,620.04 - Step 6: Final answer
x = 182,397,399.65
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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.