Finding the Fourth Proportional to 2,238,498,468.70, 3,357,747,703.05 and 706,489,611.10
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Solution
The fourth proportional to 2,238,498,468.70, 3,357,747,703.05 and 706,489,611.10 is: 1,059,734,416.65
Step by Step Solution
- Step 1: Write the proportion equation
2,238,498,468.70 : 3,357,747,703.05 = 706,489,611.10 : x - Step 2: Convert to fraction form
2,238,498,468.70/3,357,747,703.05 = 706,489,611.10/x - Step 3: Cross multiply
2,238,498,468.70x = 3,357,747,703.05 × 706,489,611.10 - Step 4: Simplify right side
2,238,498,468.70x = 2,372,213,868,899,713,024 - Step 5: Solve for x
x = 2,372,213,868,899,713,024/2,238,498,468.70 - Step 6: Final answer
x = 1,059,734,416.65
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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.