Finding the Fourth Proportional to 2,229,403,049.74, 3,345,408,587.64 and 831,353,168.46
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Solution
The fourth proportional to 2,229,403,049.74, 3,345,408,587.64 and 831,353,168.46 is: 1,247,516,024.28
Step by Step Solution
- Step 1: Write the proportion equation
2,229,403,049.74 : 3,345,408,587.64 = 831,353,168.46 : x - Step 2: Convert to fraction form
2,229,403,049.74/3,345,408,587.64 = 831,353,168.46/x - Step 3: Cross multiply
2,229,403,049.74x = 3,345,408,587.64 × 831,353,168.46 - Step 4: Simplify right side
2,229,403,049.74x = 2,781,216,029,138,773,504 - Step 5: Solve for x
x = 2,781,216,029,138,773,504/2,229,403,049.74 - Step 6: Final answer
x = 1,247,516,024.28
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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.