Finding the Fourth Proportional to 932,461,954.44, 1,286,763,790.50 and 514,765,288.68
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Solution
The fourth proportional to 932,461,954.44, 1,286,763,790.50 and 514,765,288.68 is: 710,357,490.65
Step by Step Solution
- Step 1: Write the proportion equation
932,461,954.44 : 1,286,763,790.50 = 514,765,288.68 : x - Step 2: Convert to fraction form
932,461,954.44/1,286,763,790.50 = 514,765,288.68/x - Step 3: Cross multiply
932,461,954.44x = 1,286,763,790.50 × 514,765,288.68 - Step 4: Simplify right side
932,461,954.44x = 662,381,334,079,703,552 - Step 5: Solve for x
x = 662,381,334,079,703,552/932,461,954.44 - Step 6: Final answer
x = 710,357,490.65
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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.