Finding the Fourth Proportional to 165,667,447.94, 228,621,771.10 and 91,326,376.68
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Solution
The fourth proportional to 165,667,447.94, 228,621,771.10 and 91,326,376.68 is: 126,030,781.82
Step by Step Solution
- Step 1: Write the proportion equation
165,667,447.94 : 228,621,771.10 = 91,326,376.68 : x - Step 2: Convert to fraction form
165,667,447.94/228,621,771.10 = 91,326,376.68/x - Step 3: Cross multiply
165,667,447.94x = 228,621,771.10 × 91,326,376.68 - Step 4: Simplify right side
165,667,447.94x = 20,879,197,985,270,164 - Step 5: Solve for x
x = 20,879,197,985,270,164/165,667,447.94 - Step 6: Final answer
x = 126,030,781.82
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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.