Finding the Fourth Proportional to 232,013,815.84, 320,187,282.48 and 127,599,968.80
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Solution
The fourth proportional to 232,013,815.84, 320,187,282.48 and 127,599,968.80 is: 176,092,475.82
Step by Step Solution
- Step 1: Write the proportion equation
232,013,815.84 : 320,187,282.48 = 127,599,968.80 : x - Step 2: Convert to fraction form
232,013,815.84/320,187,282.48 = 127,599,968.80/x - Step 3: Cross multiply
232,013,815.84x = 320,187,282.48 × 127,599,968.80 - Step 4: Simplify right side
232,013,815.84x = 40,855,887,254,604,792 - Step 5: Solve for x
x = 40,855,887,254,604,792/232,013,815.84 - Step 6: Final answer
x = 176,092,475.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.