Finding the Fourth Proportional to 1,769,962,939.20, 2,652,676,927.20 and 1,574,959,521.60
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Solution
The fourth proportional to 1,769,962,939.20, 2,652,676,927.20 and 1,574,959,521.60 is: 2,360,421,617.70
Step by Step Solution
- Step 1: Write the proportion equation
1,769,962,939.20 : 2,652,676,927.20 = 1,574,959,521.60 : x - Step 2: Convert to fraction form
1,769,962,939.20/2,652,676,927.20 = 1,574,959,521.60/x - Step 3: Cross multiply
1,769,962,939.20x = 2,652,676,927.20 × 1,574,959,521.60 - Step 4: Simplify right side
1,769,962,939.20x = 4,177,858,784,222,269,440 - Step 5: Solve for x
x = 4,177,858,784,222,269,440/1,769,962,939.20 - Step 6: Final answer
x = 2,360,421,617.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.