Finding the Fourth Proportional to 2,022,219,476.73, 2,790,749,063.07 and 1,130,146,177.32
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Solution
The fourth proportional to 2,022,219,476.73, 2,790,749,063.07 and 1,130,146,177.32 is: 1,559,649,890.52
Step by Step Solution
- Step 1: Write the proportion equation
2,022,219,476.73 : 2,790,749,063.07 = 1,130,146,177.32 : x - Step 2: Convert to fraction form
2,022,219,476.73/2,790,749,063.07 = 1,130,146,177.32/x - Step 3: Cross multiply
2,022,219,476.73x = 2,790,749,063.07 × 1,130,146,177.32 - Step 4: Simplify right side
2,022,219,476.73x = 3,153,954,385,487,931,904 - Step 5: Solve for x
x = 3,153,954,385,487,931,904/2,022,219,476.73 - Step 6: Final answer
x = 1,559,649,890.52
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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.