Finding the Fourth Proportional to 165,356,407.08, 228,183,158.52 and 91,002,756.96
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Solution
The fourth proportional to 165,356,407.08, 228,183,158.52 and 91,002,756.96 is: 125,579,025.84
Step by Step Solution
- Step 1: Write the proportion equation
165,356,407.08 : 228,183,158.52 = 91,002,756.96 : x - Step 2: Convert to fraction form
165,356,407.08/228,183,158.52 = 91,002,756.96/x - Step 3: Cross multiply
165,356,407.08x = 228,183,158.52 × 91,002,756.96 - Step 4: Simplify right side
165,356,407.08x = 20,765,296,517,160,712 - Step 5: Solve for x
x = 20,765,296,517,160,712/165,356,407.08 - Step 6: Final answer
x = 125,579,025.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.