Finding the Fourth Proportional to 2,473,167,839.40, 3,709,751,759.10 and 1,248,727,775.40
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Solution
The fourth proportional to 2,473,167,839.40, 3,709,751,759.10 and 1,248,727,775.40 is: 1,873,091,663.10
Step by Step Solution
- Step 1: Write the proportion equation
2,473,167,839.40 : 3,709,751,759.10 = 1,248,727,775.40 : x - Step 2: Convert to fraction form
2,473,167,839.40/3,709,751,759.10 = 1,248,727,775.40/x - Step 3: Cross multiply
2,473,167,839.40x = 3,709,751,759.10 × 1,248,727,775.40 - Step 4: Simplify right side
2,473,167,839.40x = 4,632,470,061,427,179,520 - Step 5: Solve for x
x = 4,632,470,061,427,179,520/2,473,167,839.40 - Step 6: Final answer
x = 1,873,091,663.10
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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.