Finding the Fourth Proportional to 7,103,666,793.58, 9,802,389,599.19 and 4,245,239,931.94
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Solution
The fourth proportional to 7,103,666,793.58, 9,802,389,599.19 and 4,245,239,931.94 is: 5,858,030,361.52
Step by Step Solution
- Step 1: Write the proportion equation
7,103,666,793.58 : 9,802,389,599.19 = 4,245,239,931.94 : x - Step 2: Convert to fraction form
7,103,666,793.58/9,802,389,599.19 = 4,245,239,931.94/x - Step 3: Cross multiply
7,103,666,793.58x = 9,802,389,599.19 × 4,245,239,931.94 - Step 4: Simplify right side
7,103,666,793.58x = 41,613,495,754,914,725,888 - Step 5: Solve for x
x = 41,613,495,754,914,725,888/7,103,666,793.58 - Step 6: Final answer
x = 5,858,030,361.52
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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.