Finding the Fourth Proportional to 165,207,781.04, 247,839,903.70 and 68,110,410.26
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Solution
The fourth proportional to 165,207,781.04, 247,839,903.70 and 68,110,410.26 is: 102,177,254.69
Step by Step Solution
- Step 1: Write the proportion equation
165,207,781.04 : 247,839,903.70 = 68,110,410.26 : x - Step 2: Convert to fraction form
165,207,781.04/247,839,903.70 = 68,110,410.26/x - Step 3: Cross multiply
165,207,781.04x = 247,839,903.70 × 68,110,410.26 - Step 4: Simplify right side
165,207,781.04x = 16,880,477,520,255,216 - Step 5: Solve for x
x = 16,880,477,520,255,216/165,207,781.04 - Step 6: Final answer
x = 102,177,254.69
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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.