Finding the Fourth Proportional to 86,737,613.94, 130,064,569.83 and 50,355,163.08
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Solution
The fourth proportional to 86,737,613.94, 130,064,569.83 and 50,355,163.08 is: 75,508,448.15
Step by Step Solution
- Step 1: Write the proportion equation
86,737,613.94 : 130,064,569.83 = 50,355,163.08 : x - Step 2: Convert to fraction form
86,737,613.94/130,064,569.83 = 50,355,163.08/x - Step 3: Cross multiply
86,737,613.94x = 130,064,569.83 × 50,355,163.08 - Step 4: Simplify right side
86,737,613.94x = 6,549,422,624,719,698 - Step 5: Solve for x
x = 6,549,422,624,719,698/86,737,613.94 - Step 6: Final answer
x = 75,508,448.15
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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.