Finding the Fourth Proportional to 1,624,263,490.60, 2,241,477,372.90 and 881,701,057.96
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Solution
The fourth proportional to 1,624,263,490.60, 2,241,477,372.90 and 881,701,057.96 is: 1,216,744,070.48
Step by Step Solution
- Step 1: Write the proportion equation
1,624,263,490.60 : 2,241,477,372.90 = 881,701,057.96 : x - Step 2: Convert to fraction form
1,624,263,490.60/2,241,477,372.90 = 881,701,057.96/x - Step 3: Cross multiply
1,624,263,490.60x = 2,241,477,372.90 × 881,701,057.96 - Step 4: Simplify right side
1,624,263,490.60x = 1,976,312,971,079,331,584 - Step 5: Solve for x
x = 1,976,312,971,079,331,584/1,624,263,490.60 - Step 6: Final answer
x = 1,216,744,070.48
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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.