Finding the Fourth Proportional to 1,704,290,848.80, 2,556,436,273.20 and 613,632,199.20
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Solution
The fourth proportional to 1,704,290,848.80, 2,556,436,273.20 and 613,632,199.20 is: 920,448,298.80
Step by Step Solution
- Step 1: Write the proportion equation
1,704,290,848.80 : 2,556,436,273.20 = 613,632,199.20 : x - Step 2: Convert to fraction form
1,704,290,848.80/2,556,436,273.20 = 613,632,199.20/x - Step 3: Cross multiply
1,704,290,848.80x = 2,556,436,273.20 × 613,632,199.20 - Step 4: Simplify right side
1,704,290,848.80x = 1,568,711,612,438,368,000 - Step 5: Solve for x
x = 1,568,711,612,438,368,000/1,704,290,848.80 - Step 6: Final answer
x = 920,448,298.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.