Finding the Fourth Proportional to 2,834,429,411.70, 4,251,644,117.55 and 2,439,887,613.30
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Solution
The fourth proportional to 2,834,429,411.70, 4,251,644,117.55 and 2,439,887,613.30 is: 3,659,831,419.95
Step by Step Solution
- Step 1: Write the proportion equation
2,834,429,411.70 : 4,251,644,117.55 = 2,439,887,613.30 : x - Step 2: Convert to fraction form
2,834,429,411.70/4,251,644,117.55 = 2,439,887,613.30/x - Step 3: Cross multiply
2,834,429,411.70x = 4,251,644,117.55 × 2,439,887,613.30 - Step 4: Simplify right side
2,834,429,411.70x = 10,373,533,818,570,055,680 - Step 5: Solve for x
x = 10,373,533,818,570,055,680/2,834,429,411.70 - Step 6: Final answer
x = 3,659,831,419.95
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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.