Finding the Fourth Proportional to 1,999,796,340.68, 2,759,718,713.70 and 1,196,023,714.06
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Solution
The fourth proportional to 1,999,796,340.68, 2,759,718,713.70 and 1,196,023,714.06 is: 1,650,512,584.00
Step by Step Solution
- Step 1: Write the proportion equation
1,999,796,340.68 : 2,759,718,713.70 = 1,196,023,714.06 : x - Step 2: Convert to fraction form
1,999,796,340.68/2,759,718,713.70 = 1,196,023,714.06/x - Step 3: Cross multiply
1,999,796,340.68x = 2,759,718,713.70 × 1,196,023,714.06 - Step 4: Simplify right side
1,999,796,340.68x = 3,300,689,025,720,359,424 - Step 5: Solve for x
x = 3,300,689,025,720,359,424/1,999,796,340.68 - Step 6: Final answer
x = 1,650,512,584.00
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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.