Finding the Fourth Proportional to 149,013,175.98, 223,502,737.40 and 39,846,860.06
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Solution
The fourth proportional to 149,013,175.98, 223,502,737.40 and 39,846,860.06 is: 59,765,737.09
Step by Step Solution
- Step 1: Write the proportion equation
149,013,175.98 : 223,502,737.40 = 39,846,860.06 : x - Step 2: Convert to fraction form
149,013,175.98/223,502,737.40 = 39,846,860.06/x - Step 3: Cross multiply
149,013,175.98x = 223,502,737.40 × 39,846,860.06 - Step 4: Simplify right side
149,013,175.98x = 8,905,882,298,887,981 - Step 5: Solve for x
x = 8,905,882,298,887,981/149,013,175.98 - Step 6: Final answer
x = 59,765,737.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.