Finding the Fourth Proportional to 124,260,700.17, 186,417,955.82 and 47,583,731.12
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Solution
The fourth proportional to 124,260,700.17, 186,417,955.82 and 47,583,731.12 is: 71,385,899.75
Step by Step Solution
- Step 1: Write the proportion equation
124,260,700.17 : 186,417,955.82 = 47,583,731.12 : x - Step 2: Convert to fraction form
124,260,700.17/186,417,955.82 = 47,583,731.12/x - Step 3: Cross multiply
124,260,700.17x = 186,417,955.82 × 47,583,731.12 - Step 4: Simplify right side
124,260,700.17x = 8,870,461,885,212,874 - Step 5: Solve for x
x = 8,870,461,885,212,874/124,260,700.17 - Step 6: Final answer
x = 71,385,899.75
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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.