Finding the Fourth Proportional to 282,776,060.82, 424,159,834.33 and 127,220,018.99
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Solution
The fourth proportional to 282,776,060.82, 424,159,834.33 and 127,220,018.99 is: 190,828,113.31
Step by Step Solution
- Step 1: Write the proportion equation
282,776,060.82 : 424,159,834.33 = 127,220,018.99 : x - Step 2: Convert to fraction form
282,776,060.82/424,159,834.33 = 127,220,018.99/x - Step 3: Cross multiply
282,776,060.82x = 424,159,834.33 × 127,220,018.99 - Step 4: Simplify right side
282,776,060.82x = 53,961,622,175,819,000 - Step 5: Solve for x
x = 53,961,622,175,819,000/282,776,060.82 - Step 6: Final answer
x = 190,828,113.31
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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.