Finding the Fourth Proportional to 6,418,689,045.96, 8,857,801,303.76 and 3,560,831,333.12
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Solution
The fourth proportional to 6,418,689,045.96, 8,857,801,303.76 and 3,560,831,333.12 is: 4,913,953,020.49
Step by Step Solution
- Step 1: Write the proportion equation
6,418,689,045.96 : 8,857,801,303.76 = 3,560,831,333.12 : x - Step 2: Convert to fraction form
6,418,689,045.96/8,857,801,303.76 = 3,560,831,333.12/x - Step 3: Cross multiply
6,418,689,045.96x = 8,857,801,303.76 × 3,560,831,333.12 - Step 4: Simplify right side
6,418,689,045.96x = 31,541,136,424,979,795,968 - Step 5: Solve for x
x = 31,541,136,424,979,795,968/6,418,689,045.96 - Step 6: Final answer
x = 4,913,953,020.49
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1.5x scale
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.