Finding the Fourth Proportional to 1,717,819,435.98, 2,576,536,190.70 and 474,426,664.62
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Solution
The fourth proportional to 1,717,819,435.98, 2,576,536,190.70 and 474,426,664.62 is: 711,586,704.41
Step by Step Solution
- Step 1: Write the proportion equation
1,717,819,435.98 : 2,576,536,190.70 = 474,426,664.62 : x - Step 2: Convert to fraction form
1,717,819,435.98/2,576,536,190.70 = 474,426,664.62/x - Step 3: Cross multiply
1,717,819,435.98x = 2,576,536,190.70 × 474,426,664.62 - Step 4: Simplify right side
1,717,819,435.98x = 1,222,377,471,226,521,088 - Step 5: Solve for x
x = 1,222,377,471,226,521,088/1,717,819,435.98 - Step 6: Final answer
x = 711,586,704.41
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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.