Finding the Fourth Proportional to 2,947,238,683.40, 4,420,858,025.10 and 2,706,177,045.80
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Solution
The fourth proportional to 2,947,238,683.40, 4,420,858,025.10 and 2,706,177,045.80 is: 4,059,265,568.70
Step by Step Solution
- Step 1: Write the proportion equation
2,947,238,683.40 : 4,420,858,025.10 = 2,706,177,045.80 : x - Step 2: Convert to fraction form
2,947,238,683.40/4,420,858,025.10 = 2,706,177,045.80/x - Step 3: Cross multiply
2,947,238,683.40x = 4,420,858,025.10 × 2,706,177,045.80 - Step 4: Simplify right side
2,947,238,683.40x = 11,963,624,510,266,341,376 - Step 5: Solve for x
x = 11,963,624,510,266,341,376/2,947,238,683.40 - Step 6: Final answer
x = 4,059,265,568.70
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1.5x scale
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.