Finding the Fourth Proportional to 198,560,593.71, 298,327,320.68 and 187,547,823.99
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Solution
The fourth proportional to 198,560,593.71, 298,327,320.68 and 187,547,823.99 is: 281,781,187.21
Step by Step Solution
- Step 1: Write the proportion equation
198,560,593.71 : 298,327,320.68 = 187,547,823.99 : x - Step 2: Convert to fraction form
198,560,593.71/298,327,320.68 = 187,547,823.99/x - Step 3: Cross multiply
198,560,593.71x = 298,327,320.68 × 187,547,823.99 - Step 4: Simplify right side
198,560,593.71x = 55,950,639,829,363,192 - Step 5: Solve for x
x = 55,950,639,829,363,192/198,560,593.71 - Step 6: Final answer
x = 281,781,187.21
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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.