Finding the Fourth Proportional to 2,125,453,346.40, 3,188,777,216.40 and 1,034,971,989.60
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Solution
The fourth proportional to 2,125,453,346.40, 3,188,777,216.40 and 1,034,971,989.60 is: 1,552,748,784.46
Step by Step Solution
- Step 1: Write the proportion equation
2,125,453,346.40 : 3,188,777,216.40 = 1,034,971,989.60 : x - Step 2: Convert to fraction form
2,125,453,346.40/3,188,777,216.40 = 1,034,971,989.60/x - Step 3: Cross multiply
2,125,453,346.40x = 3,188,777,216.40 × 1,034,971,989.60 - Step 4: Simplify right side
2,125,453,346.40x = 3,300,295,100,048,657,920 - Step 5: Solve for x
x = 3,300,295,100,048,657,920/2,125,453,346.40 - Step 6: Final answer
x = 1,552,748,784.46
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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.