Finding the Fourth Proportional to 1,896,297,387.24, 2,616,895,993.19 and 1,049,583,518.80
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Solution
The fourth proportional to 1,896,297,387.24, 2,616,895,993.19 and 1,049,583,518.80 is: 1,448,428,354.83
Step by Step Solution
- Step 1: Write the proportion equation
1,896,297,387.24 : 2,616,895,993.19 = 1,049,583,518.80 : x - Step 2: Convert to fraction form
1,896,297,387.24/2,616,895,993.19 = 1,049,583,518.80/x - Step 3: Cross multiply
1,896,297,387.24x = 2,616,895,993.19 × 1,049,583,518.80 - Step 4: Simplify right side
1,896,297,387.24x = 2,746,650,904,865,980,928 - Step 5: Solve for x
x = 2,746,650,904,865,980,928/1,896,297,387.24 - Step 6: Final answer
x = 1,448,428,354.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.