Finding the Fourth Proportional to 657,659,864.36, 986,370,591.35 and 264,170,835.81
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Solution
The fourth proportional to 657,659,864.36, 986,370,591.35 and 264,170,835.81 is: 396,208,371.01
Step by Step Solution
- Step 1: Write the proportion equation
657,659,864.36 : 986,370,591.35 = 264,170,835.81 : x - Step 2: Convert to fraction form
657,659,864.36/986,370,591.35 = 264,170,835.81/x - Step 3: Cross multiply
657,659,864.36x = 986,370,591.35 × 264,170,835.81 - Step 4: Simplify right side
657,659,864.36x = 260,570,343,534,012,608 - Step 5: Solve for x
x = 260,570,343,534,012,608/657,659,864.36 - Step 6: Final answer
x = 396,208,371.01
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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.