Finding the Fourth Proportional to 186,606,751.08, 279,909,129.18 and 48,432,257.16
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Solution
The fourth proportional to 186,606,751.08, 279,909,129.18 and 48,432,257.16 is: 72,648,126.86
Step by Step Solution
- Step 1: Write the proportion equation
186,606,751.08 : 279,909,129.18 = 48,432,257.16 : x - Step 2: Convert to fraction form
186,606,751.08/279,909,129.18 = 48,432,257.16/x - Step 3: Cross multiply
186,606,751.08x = 279,909,129.18 × 48,432,257.16 - Step 4: Simplify right side
186,606,751.08x = 13,556,630,925,877,420 - Step 5: Solve for x
x = 13,556,630,925,877,420/186,606,751.08 - Step 6: Final answer
x = 72,648,126.86
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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.