Finding the Fourth Proportional to 406,499,534.08, 609,440,749.44 and 209,550,716.80
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Solution
The fourth proportional to 406,499,534.08, 609,440,749.44 and 209,550,716.80 is: 314,167,016.65
Step by Step Solution
- Step 1: Write the proportion equation
406,499,534.08 : 609,440,749.44 = 209,550,716.80 : x - Step 2: Convert to fraction form
406,499,534.08/609,440,749.44 = 209,550,716.80/x - Step 3: Cross multiply
406,499,534.08x = 609,440,749.44 × 209,550,716.80 - Step 4: Simplify right side
406,499,534.08x = 127,708,745,892,281,216 - Step 5: Solve for x
x = 127,708,745,892,281,216/406,499,534.08 - Step 6: Final answer
x = 314,167,016.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.