Finding the Fourth Proportional to 2,372,785,730.77, 3,556,687,132.04 and 798,346,471.40
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Solution
The fourth proportional to 2,372,785,730.77, 3,556,687,132.04 and 798,346,471.40 is: 1,196,681,430.15
Step by Step Solution
- Step 1: Write the proportion equation
2,372,785,730.77 : 3,556,687,132.04 = 798,346,471.40 : x - Step 2: Convert to fraction form
2,372,785,730.77/3,556,687,132.04 = 798,346,471.40/x - Step 3: Cross multiply
2,372,785,730.77x = 3,556,687,132.04 × 798,346,471.40 - Step 4: Simplify right side
2,372,785,730.77x = 2,839,468,621,737,920,000 - Step 5: Solve for x
x = 2,839,468,621,737,920,000/2,372,785,730.77 - Step 6: Final answer
x = 1,196,681,430.15
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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.