Finding the Fourth Proportional to 149,723,743.80, 224,585,615.70 and 42,018,367.80
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Solution
The fourth proportional to 149,723,743.80, 224,585,615.70 and 42,018,367.80 is: 63,027,551.70
Step by Step Solution
- Step 1: Write the proportion equation
149,723,743.80 : 224,585,615.70 = 42,018,367.80 : x - Step 2: Convert to fraction form
149,723,743.80/224,585,615.70 = 42,018,367.80/x - Step 3: Cross multiply
149,723,743.80x = 224,585,615.70 × 42,018,367.80 - Step 4: Simplify right side
149,723,743.80x = 9,436,721,003,072,054 - Step 5: Solve for x
x = 9,436,721,003,072,054/149,723,743.80 - Step 6: Final answer
x = 63,027,551.70
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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.