Finding the Fourth Proportional to 314,557,106.94, 471,835,252.14 and 84,526,196.76
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Solution
The fourth proportional to 314,557,106.94, 471,835,252.14 and 84,526,196.76 is: 126,789,185.43
Step by Step Solution
- Step 1: Write the proportion equation
314,557,106.94 : 471,835,252.14 = 84,526,196.76 : x - Step 2: Convert to fraction form
314,557,106.94/471,835,252.14 = 84,526,196.76/x - Step 3: Cross multiply
314,557,106.94x = 471,835,252.14 × 84,526,196.76 - Step 4: Simplify right side
314,557,106.94x = 39,882,439,360,689,856 - Step 5: Solve for x
x = 39,882,439,360,689,856/314,557,106.94 - Step 6: Final answer
x = 126,789,185.43
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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.