Finding the Fourth Proportional to 1,595,623,062.61, 2,201,936,841.25 and 881,188,845.74
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Solution
The fourth proportional to 1,595,623,062.61, 2,201,936,841.25 and 881,188,845.74 is: 1,216,027,913.48
Step by Step Solution
- Step 1: Write the proportion equation
1,595,623,062.61 : 2,201,936,841.25 = 881,188,845.74 : x - Step 2: Convert to fraction form
1,595,623,062.61/2,201,936,841.25 = 881,188,845.74/x - Step 3: Cross multiply
1,595,623,062.61x = 2,201,936,841.25 × 881,188,845.74 - Step 4: Simplify right side
1,595,623,062.61x = 1,940,322,183,528,513,536 - Step 5: Solve for x
x = 1,940,322,183,528,513,536/1,595,623,062.61 - Step 6: Final answer
x = 1,216,027,913.48
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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.