Finding the Fourth Proportional to 2,440,863,678.86, 3,369,108,740.36 and 1,594,220,432.70
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Solution
The fourth proportional to 2,440,863,678.86, 3,369,108,740.36 and 1,594,220,432.70 is: 2,200,492,407.83
Step by Step Solution
- Step 1: Write the proportion equation
2,440,863,678.86 : 3,369,108,740.36 = 1,594,220,432.70 : x - Step 2: Convert to fraction form
2,440,863,678.86/3,369,108,740.36 = 1,594,220,432.70/x - Step 3: Cross multiply
2,440,863,678.86x = 3,369,108,740.36 × 1,594,220,432.70 - Step 4: Simplify right side
2,440,863,678.86x = 5,371,101,993,862,099,968 - Step 5: Solve for x
x = 5,371,101,993,862,099,968/2,440,863,678.86 - Step 6: Final answer
x = 2,200,492,407.83
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1.5x scale
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.