Finding the Fourth Proportional to 152,463,890,447.65, 210,702,046,982.64 and 124,954,086,959.41
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Solution
The fourth proportional to 152,463,890,447.65, 210,702,046,982.64 and 124,954,086,959.41 is: 172,684,048,818.99
Step by Step Solution
- Step 1: Write the proportion equation
152,463,890,447.65 : 210,702,046,982.64 = 124,954,086,959.41 : x - Step 2: Convert to fraction form
152,463,890,447.65/210,702,046,982.64 = 124,954,086,959.41/x - Step 3: Cross multiply
152,463,890,447.65x = 210,702,046,982.64 × 124,954,086,959.41 - Step 4: Simplify right side
152,463,890,447.65x = 26,328,081,901,194,491,985,920 - Step 5: Solve for x
x = 26,328,081,901,194,491,985,920/152,463,890,447.65 - Step 6: Final answer
x = 172,684,048,818.99
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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.