Finding the Fourth Proportional to 1,624,312,535,847.80, 2,241,605,056,560.60 and 892,726,873,841.68
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Solution
The fourth proportional to 1,624,312,535,847.80, 2,241,605,056,560.60 and 892,726,873,841.68 is: 1,231,992,630,954.22
Step by Step Solution
- Step 1: Write the proportion equation
1,624,312,535,847.80 : 2,241,605,056,560.60 = 892,726,873,841.68 : x - Step 2: Convert to fraction form
1,624,312,535,847.80/2,241,605,056,560.60 = 892,726,873,841.68/x - Step 3: Cross multiply
1,624,312,535,847.80x = 2,241,605,056,560.60 × 892,726,873,841.68 - Step 4: Simplify right side
1,624,312,535,847.80x = 2,001,141,074,531,046,867,861,504 - Step 5: Solve for x
x = 2,001,141,074,531,046,867,861,504/1,624,312,535,847.80 - Step 6: Final answer
x = 1,231,992,630,954.22
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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.