Finding the Fourth Proportional to 2,399,531,695.20, 3,599,297,542.80 and 1,237,270,228.20
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Solution
The fourth proportional to 2,399,531,695.20, 3,599,297,542.80 and 1,237,270,228.20 is: 1,855,905,342.30
Step by Step Solution
- Step 1: Write the proportion equation
2,399,531,695.20 : 3,599,297,542.80 = 1,237,270,228.20 : x - Step 2: Convert to fraction form
2,399,531,695.20/3,599,297,542.80 = 1,237,270,228.20/x - Step 3: Cross multiply
2,399,531,695.20x = 3,599,297,542.80 × 1,237,270,228.20 - Step 4: Simplify right side
2,399,531,695.20x = 4,453,303,692,139,855,872 - Step 5: Solve for x
x = 4,453,303,692,139,855,872/2,399,531,695.20 - Step 6: Final answer
x = 1,855,905,342.30
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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.