Finding the Fourth Proportional to 166,495,404.35, 249,743,106.53 and 163,944,487.55
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Solution
The fourth proportional to 166,495,404.35, 249,743,106.53 and 163,944,487.55 is: 245,916,731.33
Step by Step Solution
- Step 1: Write the proportion equation
166,495,404.35 : 249,743,106.53 = 163,944,487.55 : x - Step 2: Convert to fraction form
166,495,404.35/249,743,106.53 = 163,944,487.55/x - Step 3: Cross multiply
166,495,404.35x = 249,743,106.53 × 163,944,487.55 - Step 4: Simplify right side
166,495,404.35x = 40,944,005,618,386,192 - Step 5: Solve for x
x = 40,944,005,618,386,192/166,495,404.35 - Step 6: Final answer
x = 245,916,731.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.