Finding the Fourth Proportional to 1,860,787,349.20, 2,567,903,524.68 and 1,025,441,891.92
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Solution
The fourth proportional to 1,860,787,349.20, 2,567,903,524.68 and 1,025,441,891.92 is: 1,415,119,169.71
Step by Step Solution
- Step 1: Write the proportion equation
1,860,787,349.20 : 2,567,903,524.68 = 1,025,441,891.92 : x - Step 2: Convert to fraction form
1,860,787,349.20/2,567,903,524.68 = 1,025,441,891.92/x - Step 3: Cross multiply
1,860,787,349.20x = 2,567,903,524.68 × 1,025,441,891.92 - Step 4: Simplify right side
1,860,787,349.20x = 2,633,235,848,615,895,552 - Step 5: Solve for x
x = 2,633,235,848,615,895,552/1,860,787,349.20 - Step 6: Final answer
x = 1,415,119,169.71
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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.