Finding the Fourth Proportional to 620,407,202.04, 930,634,416.24 and 232,189,157.88
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Solution
The fourth proportional to 620,407,202.04, 930,634,416.24 and 232,189,157.88 is: 348,292,574.12
Step by Step Solution
- Step 1: Write the proportion equation
620,407,202.04 : 930,634,416.24 = 232,189,157.88 : x - Step 2: Convert to fraction form
620,407,202.04/930,634,416.24 = 232,189,157.88/x - Step 3: Cross multiply
620,407,202.04x = 930,634,416.24 × 232,189,157.88 - Step 4: Simplify right side
620,407,202.04x = 216,083,221,400,911,008 - Step 5: Solve for x
x = 216,083,221,400,911,008/620,407,202.04 - Step 6: Final answer
x = 348,292,574.12
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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.