Finding the Fourth Proportional to 1,294,704,397.80, 1,942,056,596.70 and 950,330,629.80
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Solution
The fourth proportional to 1,294,704,397.80, 1,942,056,596.70 and 950,330,629.80 is: 1,425,495,944.70
Step by Step Solution
- Step 1: Write the proportion equation
1,294,704,397.80 : 1,942,056,596.70 = 950,330,629.80 : x - Step 2: Convert to fraction form
1,294,704,397.80/1,942,056,596.70 = 950,330,629.80/x - Step 3: Cross multiply
1,294,704,397.80x = 1,942,056,596.70 × 950,330,629.80 - Step 4: Simplify right side
1,294,704,397.80x = 1,845,595,868,649,155,584 - Step 5: Solve for x
x = 1,845,595,868,649,155,584/1,294,704,397.80 - Step 6: Final answer
x = 1,425,495,944.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.