Finding the Fourth Proportional to 2,238,498,467.70, 3,357,747,701.55 and 706,489,610.10
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Solution
The fourth proportional to 2,238,498,467.70, 3,357,747,701.55 and 706,489,610.10 is: 1,059,734,415.15
Step by Step Solution
- Step 1: Write the proportion equation
2,238,498,467.70 : 3,357,747,701.55 = 706,489,610.10 : x - Step 2: Convert to fraction form
2,238,498,467.70/3,357,747,701.55 = 706,489,610.10/x - Step 3: Cross multiply
2,238,498,467.70x = 3,357,747,701.55 × 706,489,610.10 - Step 4: Simplify right side
2,238,498,467.70x = 2,372,213,864,482,230,784 - Step 5: Solve for x
x = 2,372,213,864,482,230,784/2,238,498,467.70 - Step 6: Final answer
x = 1,059,734,415.15
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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.