Finding the Fourth Proportional to 2,057,901,282.99, 2,839,929,598.91 and 1,118,119,619.03
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Solution
The fourth proportional to 2,057,901,282.99, 2,839,929,598.91 and 1,118,119,619.03 is: 1,543,019,107.59
Step by Step Solution
- Step 1: Write the proportion equation
2,057,901,282.99 : 2,839,929,598.91 = 1,118,119,619.03 : x - Step 2: Convert to fraction form
2,057,901,282.99/2,839,929,598.91 = 1,118,119,619.03/x - Step 3: Cross multiply
2,057,901,282.99x = 2,839,929,598.91 × 1,118,119,619.03 - Step 4: Simplify right side
2,057,901,282.99x = 3,175,381,001,197,025,280 - Step 5: Solve for x
x = 3,175,381,001,197,025,280/2,057,901,282.99 - Step 6: Final answer
x = 1,543,019,107.59
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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.