Finding the Fourth Proportional to 1,753,261,075.08, 2,418,827,121.81 and 1,000,616,069.52
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Solution
The fourth proportional to 1,753,261,075.08, 2,418,827,121.81 and 1,000,616,069.52 is: 1,380,465,990.99
Step by Step Solution
- Step 1: Write the proportion equation
1,753,261,075.08 : 2,418,827,121.81 = 1,000,616,069.52 : x - Step 2: Convert to fraction form
1,753,261,075.08/2,418,827,121.81 = 1,000,616,069.52/x - Step 3: Cross multiply
1,753,261,075.08x = 2,418,827,121.81 × 1,000,616,069.52 - Step 4: Simplify right side
1,753,261,075.08x = 2,420,317,287,473,896,448 - Step 5: Solve for x
x = 2,420,317,287,473,896,448/1,753,261,075.08 - Step 6: Final answer
x = 1,380,465,990.99
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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.