Finding the Fourth Proportional to 86,056,919.08, 129,112,666.74 and 30,723,566.98
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Solution
The fourth proportional to 86,056,919.08, 129,112,666.74 and 30,723,566.98 is: 46,095,092.72
Step by Step Solution
- Step 1: Write the proportion equation
86,056,919.08 : 129,112,666.74 = 30,723,566.98 : x - Step 2: Convert to fraction form
86,056,919.08/129,112,666.74 = 30,723,566.98/x - Step 3: Cross multiply
86,056,919.08x = 129,112,666.74 × 30,723,566.98 - Step 4: Simplify right side
86,056,919.08x = 3,966,801,664,552,808 - Step 5: Solve for x
x = 3,966,801,664,552,808/86,056,919.08 - Step 6: Final answer
x = 46,095,092.72
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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.