Finding the Fourth Proportional to 874,037,792.10, 1,311,056,688.15 and 598,538,777.70
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Solution
The fourth proportional to 874,037,792.10, 1,311,056,688.15 and 598,538,777.70 is: 897,808,166.55
Step by Step Solution
- Step 1: Write the proportion equation
874,037,792.10 : 1,311,056,688.15 = 598,538,777.70 : x - Step 2: Convert to fraction form
874,037,792.10/1,311,056,688.15 = 598,538,777.70/x - Step 3: Cross multiply
874,037,792.10x = 1,311,056,688.15 × 598,538,777.70 - Step 4: Simplify right side
874,037,792.10x = 784,718,267,620,711,168 - Step 5: Solve for x
x = 784,718,267,620,711,168/874,037,792.10 - Step 6: Final answer
x = 897,808,166.55
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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.