Finding the Fourth Proportional to 6,519,106,810.23, 8,998,318,306.98 and 3,807,106,162.75
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Solution
The fourth proportional to 6,519,106,810.23, 8,998,318,306.98 and 3,807,106,162.75 is: 5,254,945,819.74
Step by Step Solution
- Step 1: Write the proportion equation
6,519,106,810.23 : 8,998,318,306.98 = 3,807,106,162.75 : x - Step 2: Convert to fraction form
6,519,106,810.23/8,998,318,306.98 = 3,807,106,162.75/x - Step 3: Cross multiply
6,519,106,810.23x = 8,998,318,306.98 × 3,807,106,162.75 - Step 4: Simplify right side
6,519,106,810.23x = 34,257,553,080,865,271,808 - Step 5: Solve for x
x = 34,257,553,080,865,271,808/6,519,106,810.23 - Step 6: Final answer
x = 5,254,945,819.74
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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.