Finding the Fourth Proportional to 830,704,096.26, 1,146,724,642.62 and 517,593,009.42
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Solution
The fourth proportional to 830,704,096.26, 1,146,724,642.62 and 517,593,009.42 is: 714,498,292.98
Step by Step Solution
- Step 1: Write the proportion equation
830,704,096.26 : 1,146,724,642.62 = 517,593,009.42 : x - Step 2: Convert to fraction form
830,704,096.26/1,146,724,642.62 = 517,593,009.42/x - Step 3: Cross multiply
830,704,096.26x = 1,146,724,642.62 × 517,593,009.42 - Step 4: Simplify right side
830,704,096.26x = 593,536,658,749,759,744 - Step 5: Solve for x
x = 593,536,658,749,759,744/830,704,096.26 - Step 6: Final answer
x = 714,498,292.98
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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.