Finding the Fourth Proportional to 119,579,069.75, 179,368,606.71 and 28,702,658.75
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Solution
The fourth proportional to 119,579,069.75, 179,368,606.71 and 28,702,658.75 is: 43,053,988.62
Step by Step Solution
- Step 1: Write the proportion equation
119,579,069.75 : 179,368,606.71 = 28,702,658.75 : x - Step 2: Convert to fraction form
119,579,069.75/179,368,606.71 = 28,702,658.75/x - Step 3: Cross multiply
119,579,069.75x = 179,368,606.71 × 28,702,658.75 - Step 4: Simplify right side
119,579,069.75x = 5,148,355,907,963,248 - Step 5: Solve for x
x = 5,148,355,907,963,248/119,579,069.75 - Step 6: Final answer
x = 43,053,988.62
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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.