Finding the Fourth Proportional to 1,422,544,527.60, 2,132,260,194.08 and 732,493,189.68
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Solution
The fourth proportional to 1,422,544,527.60, 2,132,260,194.08 and 732,493,189.68 is: 1,097,938,265.19
Step by Step Solution
- Step 1: Write the proportion equation
1,422,544,527.60 : 2,132,260,194.08 = 732,493,189.68 : x - Step 2: Convert to fraction form
1,422,544,527.60/2,132,260,194.08 = 732,493,189.68/x - Step 3: Cross multiply
1,422,544,527.60x = 2,132,260,194.08 × 732,493,189.68 - Step 4: Simplify right side
1,422,544,527.60x = 1,561,866,070,789,355,008 - Step 5: Solve for x
x = 1,561,866,070,789,355,008/1,422,544,527.60 - Step 6: Final answer
x = 1,097,938,265.19
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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.