Finding the Fourth Proportional to 1,609,689,617.40, 2,414,534,426.10 and 588,881,220.60
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Solution
The fourth proportional to 1,609,689,617.40, 2,414,534,426.10 and 588,881,220.60 is: 883,321,830.90
Step by Step Solution
- Step 1: Write the proportion equation
1,609,689,617.40 : 2,414,534,426.10 = 588,881,220.60 : x - Step 2: Convert to fraction form
1,609,689,617.40/2,414,534,426.10 = 588,881,220.60/x - Step 3: Cross multiply
1,609,689,617.40x = 2,414,534,426.10 × 588,881,220.60 - Step 4: Simplify right side
1,609,689,617.40x = 1,421,873,980,022,488,576 - Step 5: Solve for x
x = 1,421,873,980,022,488,576/1,609,689,617.40 - Step 6: Final answer
x = 883,321,830.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.