Finding the Fourth Proportional to 1,027,973,723.87, 1,539,445,820.16 and 928,486,847.84
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Solution
The fourth proportional to 1,027,973,723.87, 1,539,445,820.16 and 928,486,847.84 is: 1,390,458,884.09
Step by Step Solution
- Step 1: Write the proportion equation
1,027,973,723.87 : 1,539,445,820.16 = 928,486,847.84 : x - Step 2: Convert to fraction form
1,027,973,723.87/1,539,445,820.16 = 928,486,847.84/x - Step 3: Cross multiply
1,027,973,723.87x = 1,539,445,820.16 × 928,486,847.84 - Step 4: Simplify right side
1,027,973,723.87x = 1,429,355,196,973,124,864 - Step 5: Solve for x
x = 1,429,355,196,973,124,864/1,027,973,723.87 - Step 6: Final answer
x = 1,390,458,884.09
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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.