Finding the Fourth Proportional to 6,418,689,035.34, 8,857,801,289.13 and 3,560,831,322.48
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Solution
The fourth proportional to 6,418,689,035.34, 8,857,801,289.13 and 3,560,831,322.48 is: 4,913,953,005.82
Step by Step Solution
- Step 1: Write the proportion equation
6,418,689,035.34 : 8,857,801,289.13 = 3,560,831,322.48 : x - Step 2: Convert to fraction form
6,418,689,035.34/8,857,801,289.13 = 3,560,831,322.48/x - Step 3: Cross multiply
6,418,689,035.34x = 8,857,801,289.13 × 3,560,831,322.48 - Step 4: Simplify right side
6,418,689,035.34x = 31,541,136,278,637,821,952 - Step 5: Solve for x
x = 31,541,136,278,637,821,952/6,418,689,035.34 - Step 6: Final answer
x = 4,913,953,005.82
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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.