Finding the Fourth Proportional to 959,457,100.07, 1,324,119,313.49 and 530,285,156.87
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Solution
The fourth proportional to 959,457,100.07, 1,324,119,313.49 and 530,285,156.87 is: 731,831,384.45
Step by Step Solution
- Step 1: Write the proportion equation
959,457,100.07 : 1,324,119,313.49 = 530,285,156.87 : x - Step 2: Convert to fraction form
959,457,100.07/1,324,119,313.49 = 530,285,156.87/x - Step 3: Cross multiply
959,457,100.07x = 1,324,119,313.49 × 530,285,156.87 - Step 4: Simplify right side
959,457,100.07x = 702,160,817,869,451,264 - Step 5: Solve for x
x = 702,160,817,869,451,264/959,457,100.07 - Step 6: Final answer
x = 731,831,384.45
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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.