Finding the Fourth Proportional to 267,747,372.84, 399,818,044.29 and 218,660,602.98
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Solution
The fourth proportional to 267,747,372.84, 399,818,044.29 and 218,660,602.98 is: 326,518,440.57
Step by Step Solution
- Step 1: Write the proportion equation
267,747,372.84 : 399,818,044.29 = 218,660,602.98 : x - Step 2: Convert to fraction form
267,747,372.84/399,818,044.29 = 218,660,602.98/x - Step 3: Cross multiply
267,747,372.84x = 399,818,044.29 × 218,660,602.98 - Step 4: Simplify right side
267,747,372.84x = 87,424,454,646,735,744 - Step 5: Solve for x
x = 87,424,454,646,735,744/267,747,372.84 - Step 6: Final answer
x = 326,518,440.57
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.