Finding the Fourth Proportional to 163,714,246.96, 225,924,511.49 and 89,374,807.50
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Solution
The fourth proportional to 163,714,246.96, 225,924,511.49 and 89,374,807.50 is: 123,336,606.92
Step by Step Solution
- Step 1: Write the proportion equation
163,714,246.96 : 225,924,511.49 = 89,374,807.50 : x - Step 2: Convert to fraction form
163,714,246.96/225,924,511.49 = 89,374,807.50/x - Step 3: Cross multiply
163,714,246.96x = 225,924,511.49 × 89,374,807.50 - Step 4: Simplify right side
163,714,246.96x = 20,191,959,724,173,724 - Step 5: Solve for x
x = 20,191,959,724,173,724/163,714,246.96 - Step 6: Final answer
x = 123,336,606.92
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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.