Finding the Fourth Proportional to 186,603,533.91, 257,564,091.30 and 108,312,310.08
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Solution
The fourth proportional to 186,603,533.91, 257,564,091.30 and 108,312,310.08 is: 149,500,714.90
Step by Step Solution
- Step 1: Write the proportion equation
186,603,533.91 : 257,564,091.30 = 108,312,310.08 : x - Step 2: Convert to fraction form
186,603,533.91/257,564,091.30 = 108,312,310.08/x - Step 3: Cross multiply
186,603,533.91x = 257,564,091.30 × 108,312,310.08 - Step 4: Simplify right side
186,603,533.91x = 27,897,361,722,359,032 - Step 5: Solve for x
x = 27,897,361,722,359,032/186,603,533.91 - Step 6: Final answer
x = 149,500,714.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.