Finding the Fourth Proportional to 2,344,408,244.91, 3,235,374,360.81 and 1,287,180,777.15
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Solution
The fourth proportional to 2,344,408,244.91, 3,235,374,360.81 and 1,287,180,777.15 is: 1,776,359,425.95
Step by Step Solution
- Step 1: Write the proportion equation
2,344,408,244.91 : 3,235,374,360.81 = 1,287,180,777.15 : x - Step 2: Convert to fraction form
2,344,408,244.91/3,235,374,360.81 = 1,287,180,777.15/x - Step 3: Cross multiply
2,344,408,244.91x = 3,235,374,360.81 × 1,287,180,777.15 - Step 4: Simplify right side
2,344,408,244.91x = 4,164,511,684,118,600,704 - Step 5: Solve for x
x = 4,164,511,684,118,600,704/2,344,408,244.91 - Step 6: Final answer
x = 1,776,359,425.95
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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.