Finding the Fourth Proportional to 383,817,394.74, 575,727,770.64 and 121,503,226.52
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Solution
The fourth proportional to 383,817,394.74, 575,727,770.64 and 121,503,226.52 is: 182,255,371.14
Step by Step Solution
- Step 1: Write the proportion equation
383,817,394.74 : 575,727,770.64 = 121,503,226.52 : x - Step 2: Convert to fraction form
383,817,394.74/575,727,770.64 = 121,503,226.52/x - Step 3: Cross multiply
383,817,394.74x = 575,727,770.64 × 121,503,226.52 - Step 4: Simplify right side
383,817,394.74x = 69,952,781,729,926,520 - Step 5: Solve for x
x = 69,952,781,729,926,520/383,817,394.74 - Step 6: Final answer
x = 182,255,371.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.