Finding the Fourth Proportional to 743,250,341.56, 1,114,803,472.56 and 225,685,331.68
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Solution
The fourth proportional to 743,250,341.56, 1,114,803,472.56 and 225,685,331.68 is: 338,506,122.90
Step by Step Solution
- Step 1: Write the proportion equation
743,250,341.56 : 1,114,803,472.56 = 225,685,331.68 : x - Step 2: Convert to fraction form
743,250,341.56/1,114,803,472.56 = 225,685,331.68/x - Step 3: Cross multiply
743,250,341.56x = 1,114,803,472.56 × 225,685,331.68 - Step 4: Simplify right side
743,250,341.56x = 251,594,791,462,719,360 - Step 5: Solve for x
x = 251,594,791,462,719,360/743,250,341.56 - Step 6: Final answer
x = 338,506,122.90
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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.