Finding the Fourth Proportional to 172,401,599.20, 237,919,246.08 and 94,090,178.68
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Solution
The fourth proportional to 172,401,599.20, 237,919,246.08 and 94,090,178.68 is: 129,847,196.77
Step by Step Solution
- Step 1: Write the proportion equation
172,401,599.20 : 237,919,246.08 = 94,090,178.68 : x - Step 2: Convert to fraction form
172,401,599.20/237,919,246.08 = 94,090,178.68/x - Step 3: Cross multiply
172,401,599.20x = 237,919,246.08 × 94,090,178.68 - Step 4: Simplify right side
172,401,599.20x = 22,385,864,375,078,092 - Step 5: Solve for x
x = 22,385,864,375,078,092/172,401,599.20 - Step 6: Final answer
x = 129,847,196.77
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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.