Finding the Fourth Proportional to 925,955,070.05, 1,388,639,894.26 and 304,067,781.81
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Solution
The fourth proportional to 925,955,070.05, 1,388,639,894.26 and 304,067,781.81 is: 456,005,551.49
Step by Step Solution
- Step 1: Write the proportion equation
925,955,070.05 : 1,388,639,894.26 = 304,067,781.81 : x - Step 2: Convert to fraction form
925,955,070.05/1,388,639,894.26 = 304,067,781.81/x - Step 3: Cross multiply
925,955,070.05x = 1,388,639,894.26 × 304,067,781.81 - Step 4: Simplify right side
925,955,070.05x = 422,240,652,376,821,888 - Step 5: Solve for x
x = 422,240,652,376,821,888/925,955,070.05 - Step 6: Final answer
x = 456,005,551.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.