Finding the Fourth Proportional to 1,062,953,615.80, 1,594,430,423.70 and 960,916,943.80
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Solution
The fourth proportional to 1,062,953,615.80, 1,594,430,423.70 and 960,916,943.80 is: 1,441,375,415.70
Step by Step Solution
- Step 1: Write the proportion equation
1,062,953,615.80 : 1,594,430,423.70 = 960,916,943.80 : x - Step 2: Convert to fraction form
1,062,953,615.80/1,594,430,423.70 = 960,916,943.80/x - Step 3: Cross multiply
1,062,953,615.80x = 1,594,430,423.70 × 960,916,943.80 - Step 4: Simplify right side
1,062,953,615.80x = 1,532,115,209,843,543,040 - Step 5: Solve for x
x = 1,532,115,209,843,543,040/1,062,953,615.80 - Step 6: Final answer
x = 1,441,375,415.70
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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.