Finding the Fourth Proportional to 2,023,430,277, 2,791,478,741.40 and 1,354,590,811.92
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Solution
The fourth proportional to 2,023,430,277, 2,791,478,741.40 and 1,354,590,811.92 is: 1,868,762,911.06
Step by Step Solution
- Step 1: Write the proportion equation
2,023,430,277 : 2,791,478,741.40 = 1,354,590,811.92 : x - Step 2: Convert to fraction form
2,023,430,277/2,791,478,741.40 = 1,354,590,811.92/x - Step 3: Cross multiply
2,023,430,277x = 2,791,478,741.40 × 1,354,590,811.92 - Step 4: Simplify right side
2,023,430,277x = 3,781,311,454,770,445,824 - Step 5: Solve for x
x = 3,781,311,454,770,445,824/2,023,430,277 - Step 6: Final answer
x = 1,868,762,911.06
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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.