Finding the Fourth Proportional to 239,630,156,161.53, 330,700,010,488.62 and 132,702,101,197.53
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Solution
The fourth proportional to 239,630,156,161.53, 330,700,010,488.62 and 132,702,101,197.53 is: 183,134,656,175.34
Step by Step Solution
- Step 1: Write the proportion equation
239,630,156,161.53 : 330,700,010,488.62 = 132,702,101,197.53 : x - Step 2: Convert to fraction form
239,630,156,161.53/330,700,010,488.62 = 132,702,101,197.53/x - Step 3: Cross multiply
239,630,156,161.53x = 330,700,010,488.62 × 132,702,101,197.53 - Step 4: Simplify right side
239,630,156,161.53x = 43,884,586,257,885,085,827,072 - Step 5: Solve for x
x = 43,884,586,257,885,085,827,072/239,630,156,161.53 - Step 6: Final answer
x = 183,134,656,175.34
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1.5x scale
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.