Finding the Fourth Proportional to 180,124,638.57, 270,208,821.44 and 50,732,248.70
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Solution
The fourth proportional to 180,124,638.57, 270,208,821.44 and 50,732,248.70 is: 76,104,530.95
Step by Step Solution
- Step 1: Write the proportion equation
180,124,638.57 : 270,208,821.44 = 50,732,248.70 : x - Step 2: Convert to fraction form
180,124,638.57/270,208,821.44 = 50,732,248.70/x - Step 3: Cross multiply
180,124,638.57x = 270,208,821.44 × 50,732,248.70 - Step 4: Simplify right side
180,124,638.57x = 13,708,301,131,030,324 - Step 5: Solve for x
x = 13,708,301,131,030,324/180,124,638.57 - Step 6: Final answer
x = 76,104,530.95
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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.